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Finding the Fourth Proportional to 32,457.79, 48,686.73 and 14,939.92

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Solution

The fourth proportional to 32,457.79, 48,686.73 and 14,939.92 is: 22,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,457.79 : 48,686.73 = 14,939.92 : x
  2. Step 2: Convert to fraction form
    32,457.79/48,686.73 = 14,939.92/x
  3. Step 3: Cross multiply
    32,457.79x = 48,686.73 × 14,939.92
  4. Step 4: Simplify right side
    32,457.79x = 727,375,851.26
  5. Step 5: Solve for x
    x = 727,375,851.26/32,457.79
  6. Step 6: Final answer
    x = 22,409.90

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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.