Home / 55,666.92-83,499.67-13,547.07

Finding the Fourth Proportional to 55,666.92, 83,499.67 and 13,547.07

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Solution

The fourth proportional to 55,666.92, 83,499.67 and 13,547.07 is: 20,320.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,666.92 : 83,499.67 = 13,547.07 : x
  2. Step 2: Convert to fraction form
    55,666.92/83,499.67 = 13,547.07/x
  3. Step 3: Cross multiply
    55,666.92x = 83,499.67 × 13,547.07
  4. Step 4: Simplify right side
    55,666.92x = 1,131,175,702.36
  5. Step 5: Solve for x
    x = 1,131,175,702.36/55,666.92
  6. Step 6: Final answer
    x = 20,320.43

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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.