Home / 34,509.73-47,625.12-19,407.15

Finding the Fourth Proportional to 34,509.73, 47,625.12 and 19,407.15

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Solution

The fourth proportional to 34,509.73, 47,625.12 and 19,407.15 is: 26,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,509.73 : 47,625.12 = 19,407.15 : x
  2. Step 2: Convert to fraction form
    34,509.73/47,625.12 = 19,407.15/x
  3. Step 3: Cross multiply
    34,509.73x = 47,625.12 × 19,407.15
  4. Step 4: Simplify right side
    34,509.73x = 924,267,847.61
  5. Step 5: Solve for x
    x = 924,267,847.61/34,509.73
  6. Step 6: Final answer
    x = 26,782.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.