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Finding the Fourth Proportional to 32,319.59, 48,480.21 and 8,946.23

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Solution

The fourth proportional to 32,319.59, 48,480.21 and 8,946.23 is: 13,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,319.59 : 48,480.21 = 8,946.23 : x
  2. Step 2: Convert to fraction form
    32,319.59/48,480.21 = 8,946.23/x
  3. Step 3: Cross multiply
    32,319.59x = 48,480.21 × 8,946.23
  4. Step 4: Simplify right side
    32,319.59x = 433,714,866.71
  5. Step 5: Solve for x
    x = 433,714,866.71/32,319.59
  6. Step 6: Final answer
    x = 13,419.57

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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.