Home / 35,707.29-53,543.71-13,506.40

Finding the Fourth Proportional to 35,707.29, 53,543.71 and 13,506.40

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Solution

The fourth proportional to 35,707.29, 53,543.71 and 13,506.40 is: 20,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.29 : 53,543.71 = 13,506.40 : x
  2. Step 2: Convert to fraction form
    35,707.29/53,543.71 = 13,506.40/x
  3. Step 3: Cross multiply
    35,707.29x = 53,543.71 × 13,506.40
  4. Step 4: Simplify right side
    35,707.29x = 723,182,764.74
  5. Step 5: Solve for x
    x = 723,182,764.74/35,707.29
  6. Step 6: Final answer
    x = 20,253.08

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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.