Home / 39,629.09-59,426.36-14,987.81

Finding the Fourth Proportional to 39,629.09, 59,426.36 and 14,987.81

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Solution

The fourth proportional to 39,629.09, 59,426.36 and 14,987.81 is: 22,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,629.09 : 59,426.36 = 14,987.81 : x
  2. Step 2: Convert to fraction form
    39,629.09/59,426.36 = 14,987.81/x
  3. Step 3: Cross multiply
    39,629.09x = 59,426.36 × 14,987.81
  4. Step 4: Simplify right side
    39,629.09x = 890,671,122.50
  5. Step 5: Solve for x
    x = 890,671,122.50/39,629.09
  6. Step 6: Final answer
    x = 22,475.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.