Home / 31,643.95-47,478.18-29,060.46

Finding the Fourth Proportional to 31,643.95, 47,478.18 and 29,060.46

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Solution

The fourth proportional to 31,643.95, 47,478.18 and 29,060.46 is: 43,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643.95 : 47,478.18 = 29,060.46 : x
  2. Step 2: Convert to fraction form
    31,643.95/47,478.18 = 29,060.46/x
  3. Step 3: Cross multiply
    31,643.95x = 47,478.18 × 29,060.46
  4. Step 4: Simplify right side
    31,643.95x = 1,379,737,368.07
  5. Step 5: Solve for x
    x = 1,379,737,368.07/31,643.95
  6. Step 6: Final answer
    x = 43,601.93

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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.