Home / 17,838.61-24,617.28-9,881.35

Finding the Fourth Proportional to 17,838.61, 24,617.28 and 9,881.35

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Solution

The fourth proportional to 17,838.61, 24,617.28 and 9,881.35 is: 13,636.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,838.61 : 24,617.28 = 9,881.35 : x
  2. Step 2: Convert to fraction form
    17,838.61/24,617.28 = 9,881.35/x
  3. Step 3: Cross multiply
    17,838.61x = 24,617.28 × 9,881.35
  4. Step 4: Simplify right side
    17,838.61x = 243,251,898.18
  5. Step 5: Solve for x
    x = 243,251,898.18/17,838.61
  6. Step 6: Final answer
    x = 13,636.26

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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.