Home / 28,036.68-42,082.84-14,889.16

Finding the Fourth Proportional to 28,036.68, 42,082.84 and 14,889.16

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Solution

The fourth proportional to 28,036.68, 42,082.84 and 14,889.16 is: 22,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,036.68 : 42,082.84 = 14,889.16 : x
  2. Step 2: Convert to fraction form
    28,036.68/42,082.84 = 14,889.16/x
  3. Step 3: Cross multiply
    28,036.68x = 42,082.84 × 14,889.16
  4. Step 4: Simplify right side
    28,036.68x = 626,578,138.01
  5. Step 5: Solve for x
    x = 626,578,138.01/28,036.68
  6. Step 6: Final answer
    x = 22,348.51

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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.