Home / 17,712.66-26,430.81-16,140.75

Finding the Fourth Proportional to 17,712.66, 26,430.81 and 16,140.75

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Solution

The fourth proportional to 17,712.66, 26,430.81 and 16,140.75 is: 24,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.66 : 26,430.81 = 16,140.75 : x
  2. Step 2: Convert to fraction form
    17,712.66/26,430.81 = 16,140.75/x
  3. Step 3: Cross multiply
    17,712.66x = 26,430.81 × 16,140.75
  4. Step 4: Simplify right side
    17,712.66x = 426,613,096.51
  5. Step 5: Solve for x
    x = 426,613,096.51/17,712.66
  6. Step 6: Final answer
    x = 24,085.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.