Home / 39,105.78-53,946.16-24,741.51

Finding the Fourth Proportional to 39,105.78, 53,946.16 and 24,741.51

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Solution

The fourth proportional to 39,105.78, 53,946.16 and 24,741.51 is: 34,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.78 : 53,946.16 = 24,741.51 : x
  2. Step 2: Convert to fraction form
    39,105.78/53,946.16 = 24,741.51/x
  3. Step 3: Cross multiply
    39,105.78x = 53,946.16 × 24,741.51
  4. Step 4: Simplify right side
    39,105.78x = 1,334,709,457.10
  5. Step 5: Solve for x
    x = 1,334,709,457.10/39,105.78
  6. Step 6: Final answer
    x = 34,130.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.