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Finding the Fourth Proportional to 15,341.61, 23,024.73 and 7,948.17

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Solution

The fourth proportional to 15,341.61, 23,024.73 and 7,948.17 is: 11,928.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,341.61 : 23,024.73 = 7,948.17 : x
  2. Step 2: Convert to fraction form
    15,341.61/23,024.73 = 7,948.17/x
  3. Step 3: Cross multiply
    15,341.61x = 23,024.73 × 7,948.17
  4. Step 4: Simplify right side
    15,341.61x = 183,004,468.24
  5. Step 5: Solve for x
    x = 183,004,468.24/15,341.61
  6. Step 6: Final answer
    x = 11,928.64

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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.