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Finding the Fourth Proportional to 22,904.40, 34,341.80 and 9,753.20

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Solution

The fourth proportional to 22,904.40, 34,341.80 and 9,753.20 is: 14,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.40 : 34,341.80 = 9,753.20 : x
  2. Step 2: Convert to fraction form
    22,904.40/34,341.80 = 9,753.20/x
  3. Step 3: Cross multiply
    22,904.40x = 34,341.80 × 9,753.20
  4. Step 4: Simplify right side
    22,904.40x = 334,942,443.76
  5. Step 5: Solve for x
    x = 334,942,443.76/22,904.40
  6. Step 6: Final answer
    x = 14,623.50

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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.