Home / 43,490.52-59,959.80-31,380.84

Finding the Fourth Proportional to 43,490.52, 59,959.80 and 31,380.84

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Solution

The fourth proportional to 43,490.52, 59,959.80 and 31,380.84 is: 43,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,490.52 : 59,959.80 = 31,380.84 : x
  2. Step 2: Convert to fraction form
    43,490.52/59,959.80 = 31,380.84/x
  3. Step 3: Cross multiply
    43,490.52x = 59,959.80 × 31,380.84
  4. Step 4: Simplify right side
    43,490.52x = 1,881,588,890.23
  5. Step 5: Solve for x
    x = 1,881,588,890.23/43,490.52
  6. Step 6: Final answer
    x = 43,264.35

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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.