Home / 40,207-60,302.28-15,238.45

Finding the Fourth Proportional to 40,207, 60,302.28 and 15,238.45

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Solution

The fourth proportional to 40,207, 60,302.28 and 15,238.45 is: 22,854.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,207 : 60,302.28 = 15,238.45 : x
  2. Step 2: Convert to fraction form
    40,207/60,302.28 = 15,238.45/x
  3. Step 3: Cross multiply
    40,207x = 60,302.28 × 15,238.45
  4. Step 4: Simplify right side
    40,207x = 918,913,278.67
  5. Step 5: Solve for x
    x = 918,913,278.67/40,207
  6. Step 6: Final answer
    x = 22,854.56

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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.