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Finding the Fourth Proportional to 17,883.60, 24,683.18 and 10,331.16

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Solution

The fourth proportional to 17,883.60, 24,683.18 and 10,331.16 is: 14,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,883.60 : 24,683.18 = 10,331.16 : x
  2. Step 2: Convert to fraction form
    17,883.60/24,683.18 = 10,331.16/x
  3. Step 3: Cross multiply
    17,883.60x = 24,683.18 × 10,331.16
  4. Step 4: Simplify right side
    17,883.60x = 255,005,881.89
  5. Step 5: Solve for x
    x = 255,005,881.89/17,883.60
  6. Step 6: Final answer
    x = 14,259.20

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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.