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Finding the Fourth Proportional to 46,250.82, 69,373.80 and 12,973.20

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Solution

The fourth proportional to 46,250.82, 69,373.80 and 12,973.20 is: 19,459.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,250.82 : 69,373.80 = 12,973.20 : x
  2. Step 2: Convert to fraction form
    46,250.82/69,373.80 = 12,973.20/x
  3. Step 3: Cross multiply
    46,250.82x = 69,373.80 × 12,973.20
  4. Step 4: Simplify right side
    46,250.82x = 900,000,182.16
  5. Step 5: Solve for x
    x = 900,000,182.16/46,250.82
  6. Step 6: Final answer
    x = 19,459.12

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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.