Home / 15,108.71-22,666.30-6,338.57

Finding the Fourth Proportional to 15,108.71, 22,666.30 and 6,338.57

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Solution

The fourth proportional to 15,108.71, 22,666.30 and 6,338.57 is: 9,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.71 : 22,666.30 = 6,338.57 : x
  2. Step 2: Convert to fraction form
    15,108.71/22,666.30 = 6,338.57/x
  3. Step 3: Cross multiply
    15,108.71x = 22,666.30 × 6,338.57
  4. Step 4: Simplify right side
    15,108.71x = 143,671,929.19
  5. Step 5: Solve for x
    x = 143,671,929.19/15,108.71
  6. Step 6: Final answer
    x = 9,509.21

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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.