Home / 32,412.61-48,612.70-13,686.49

Finding the Fourth Proportional to 32,412.61, 48,612.70 and 13,686.49

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Solution

The fourth proportional to 32,412.61, 48,612.70 and 13,686.49 is: 20,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,412.61 : 48,612.70 = 13,686.49 : x
  2. Step 2: Convert to fraction form
    32,412.61/48,612.70 = 13,686.49/x
  3. Step 3: Cross multiply
    32,412.61x = 48,612.70 × 13,686.49
  4. Step 4: Simplify right side
    32,412.61x = 665,337,232.42
  5. Step 5: Solve for x
    x = 665,337,232.42/32,412.61
  6. Step 6: Final answer
    x = 20,527.11

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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.