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Finding the Fourth Proportional to 17,695.91, 24,420.47 and 9,737.93

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Solution

The fourth proportional to 17,695.91, 24,420.47 and 9,737.93 is: 13,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,695.91 : 24,420.47 = 9,737.93 : x
  2. Step 2: Convert to fraction form
    17,695.91/24,420.47 = 9,737.93/x
  3. Step 3: Cross multiply
    17,695.91x = 24,420.47 × 9,737.93
  4. Step 4: Simplify right side
    17,695.91x = 237,804,656.64
  5. Step 5: Solve for x
    x = 237,804,656.64/17,695.91
  6. Step 6: Final answer
    x = 13,438.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.