Home / 28,360.01-42,538.73-10,589.29

Finding the Fourth Proportional to 28,360.01, 42,538.73 and 10,589.29

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Solution

The fourth proportional to 28,360.01, 42,538.73 and 10,589.29 is: 15,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,360.01 : 42,538.73 = 10,589.29 : x
  2. Step 2: Convert to fraction form
    28,360.01/42,538.73 = 10,589.29/x
  3. Step 3: Cross multiply
    28,360.01x = 42,538.73 × 10,589.29
  4. Step 4: Simplify right side
    28,360.01x = 450,454,788.91
  5. Step 5: Solve for x
    x = 450,454,788.91/28,360.01
  6. Step 6: Final answer
    x = 15,883.45

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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.