Home / 28,341.83-42,463.60-17,225.17

Finding the Fourth Proportional to 28,341.83, 42,463.60 and 17,225.17

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Solution

The fourth proportional to 28,341.83, 42,463.60 and 17,225.17 is: 25,807.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341.83 : 42,463.60 = 17,225.17 : x
  2. Step 2: Convert to fraction form
    28,341.83/42,463.60 = 17,225.17/x
  3. Step 3: Cross multiply
    28,341.83x = 42,463.60 × 17,225.17
  4. Step 4: Simplify right side
    28,341.83x = 731,442,728.81
  5. Step 5: Solve for x
    x = 731,442,728.81/28,341.83
  6. Step 6: Final answer
    x = 25,807.89

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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.