Home / 44,727.32-67,080.59-13,128.89

Finding the Fourth Proportional to 44,727.32, 67,080.59 and 13,128.89

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Solution

The fourth proportional to 44,727.32, 67,080.59 and 13,128.89 is: 19,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,727.32 : 67,080.59 = 13,128.89 : x
  2. Step 2: Convert to fraction form
    44,727.32/67,080.59 = 13,128.89/x
  3. Step 3: Cross multiply
    44,727.32x = 67,080.59 × 13,128.89
  4. Step 4: Simplify right side
    44,727.32x = 880,693,956.81
  5. Step 5: Solve for x
    x = 880,693,956.81/44,727.32
  6. Step 6: Final answer
    x = 19,690.29

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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.