Home / 40,364.31-60,507.19-19,298.89

Finding the Fourth Proportional to 40,364.31, 60,507.19 and 19,298.89

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Solution

The fourth proportional to 40,364.31, 60,507.19 and 19,298.89 is: 28,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,364.31 : 60,507.19 = 19,298.89 : x
  2. Step 2: Convert to fraction form
    40,364.31/60,507.19 = 19,298.89/x
  3. Step 3: Cross multiply
    40,364.31x = 60,507.19 × 19,298.89
  4. Step 4: Simplify right side
    40,364.31x = 1,167,721,549.01
  5. Step 5: Solve for x
    x = 1,167,721,549.01/40,364.31
  6. Step 6: Final answer
    x = 28,929.55

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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.