Home / 45,271.10-67,973.30-25,319.69

Finding the Fourth Proportional to 45,271.10, 67,973.30 and 25,319.69

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Solution

The fourth proportional to 45,271.10, 67,973.30 and 25,319.69 is: 38,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,271.10 : 67,973.30 = 25,319.69 : x
  2. Step 2: Convert to fraction form
    45,271.10/67,973.30 = 25,319.69/x
  3. Step 3: Cross multiply
    45,271.10x = 67,973.30 × 25,319.69
  4. Step 4: Simplify right side
    45,271.10x = 1,721,062,607.71
  5. Step 5: Solve for x
    x = 1,721,062,607.71/45,271.10
  6. Step 6: Final answer
    x = 38,016.80

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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.