Home / 32,005.20-48,011.40-9,818.40

Finding the Fourth Proportional to 32,005.20, 48,011.40 and 9,818.40

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Solution

The fourth proportional to 32,005.20, 48,011.40 and 9,818.40 is: 14,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,005.20 : 48,011.40 = 9,818.40 : x
  2. Step 2: Convert to fraction form
    32,005.20/48,011.40 = 9,818.40/x
  3. Step 3: Cross multiply
    32,005.20x = 48,011.40 × 9,818.40
  4. Step 4: Simplify right side
    32,005.20x = 471,395,129.76
  5. Step 5: Solve for x
    x = 471,395,129.76/32,005.20
  6. Step 6: Final answer
    x = 14,728.70

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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.