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Finding the Fourth Proportional to 32,498.60, 48,710.10 and 14,970.20

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Solution

The fourth proportional to 32,498.60, 48,710.10 and 14,970.20 is: 22,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,498.60 : 48,710.10 = 14,970.20 : x
  2. Step 2: Convert to fraction form
    32,498.60/48,710.10 = 14,970.20/x
  3. Step 3: Cross multiply
    32,498.60x = 48,710.10 × 14,970.20
  4. Step 4: Simplify right side
    32,498.60x = 729,199,939.02
  5. Step 5: Solve for x
    x = 729,199,939.02/32,498.60
  6. Step 6: Final answer
    x = 22,437.89

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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.