Home / 32,080.13-48,128.40-13,353.94

Finding the Fourth Proportional to 32,080.13, 48,128.40 and 13,353.94

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Solution

The fourth proportional to 32,080.13, 48,128.40 and 13,353.94 is: 20,034.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,080.13 : 48,128.40 = 13,353.94 : x
  2. Step 2: Convert to fraction form
    32,080.13/48,128.40 = 13,353.94/x
  3. Step 3: Cross multiply
    32,080.13x = 48,128.40 × 13,353.94
  4. Step 4: Simplify right side
    32,080.13x = 642,703,699.13
  5. Step 5: Solve for x
    x = 642,703,699.13/32,080.13
  6. Step 6: Final answer
    x = 20,034.32

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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.