Home / 15,109.40-22,617.41-14,887.98

Finding the Fourth Proportional to 15,109.40, 22,617.41 and 14,887.98

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Solution

The fourth proportional to 15,109.40, 22,617.41 and 14,887.98 is: 22,285.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,109.40 : 22,617.41 = 14,887.98 : x
  2. Step 2: Convert to fraction form
    15,109.40/22,617.41 = 14,887.98/x
  3. Step 3: Cross multiply
    15,109.40x = 22,617.41 × 14,887.98
  4. Step 4: Simplify right side
    15,109.40x = 336,727,547.73
  5. Step 5: Solve for x
    x = 336,727,547.73/15,109.40
  6. Step 6: Final answer
    x = 22,285.96

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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.