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Finding the Fourth Proportional to 32,016.40, 47,938.20 and 32,016.40

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Solution

The fourth proportional to 32,016.40, 47,938.20 and 32,016.40 is: 47,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,016.40 : 47,938.20 = 32,016.40 : x
  2. Step 2: Convert to fraction form
    32,016.40/47,938.20 = 32,016.40/x
  3. Step 3: Cross multiply
    32,016.40x = 47,938.20 × 32,016.40
  4. Step 4: Simplify right side
    32,016.40x = 1,534,808,586.48
  5. Step 5: Solve for x
    x = 1,534,808,586.48/32,016.40
  6. Step 6: Final answer
    x = 47,938.20

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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.