Home / 28,264.46-42,401.01-9,283.13

Finding the Fourth Proportional to 28,264.46, 42,401.01 and 9,283.13

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Solution

The fourth proportional to 28,264.46, 42,401.01 and 9,283.13 is: 13,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,264.46 : 42,401.01 = 9,283.13 : x
  2. Step 2: Convert to fraction form
    28,264.46/42,401.01 = 9,283.13/x
  3. Step 3: Cross multiply
    28,264.46x = 42,401.01 × 9,283.13
  4. Step 4: Simplify right side
    28,264.46x = 393,613,875.96
  5. Step 5: Solve for x
    x = 393,613,875.96/28,264.46
  6. Step 6: Final answer
    x = 13,926.11

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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.