Home / 28,056.48-38,731.95-17,449.53

Finding the Fourth Proportional to 28,056.48, 38,731.95 and 17,449.53

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Solution

The fourth proportional to 28,056.48, 38,731.95 and 17,449.53 is: 24,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056.48 : 38,731.95 = 17,449.53 : x
  2. Step 2: Convert to fraction form
    28,056.48/38,731.95 = 17,449.53/x
  3. Step 3: Cross multiply
    28,056.48x = 38,731.95 × 17,449.53
  4. Step 4: Simplify right side
    28,056.48x = 675,854,323.48
  5. Step 5: Solve for x
    x = 675,854,323.48/28,056.48
  6. Step 6: Final answer
    x = 24,089.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.