Home / 28,347.14-42,493.14-13,552.22

Finding the Fourth Proportional to 28,347.14, 42,493.14 and 13,552.22

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Solution

The fourth proportional to 28,347.14, 42,493.14 and 13,552.22 is: 20,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,347.14 : 42,493.14 = 13,552.22 : x
  2. Step 2: Convert to fraction form
    28,347.14/42,493.14 = 13,552.22/x
  3. Step 3: Cross multiply
    28,347.14x = 42,493.14 × 13,552.22
  4. Step 4: Simplify right side
    28,347.14x = 575,876,381.77
  5. Step 5: Solve for x
    x = 575,876,381.77/28,347.14
  6. Step 6: Final answer
    x = 20,315.15

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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.