Home / 47,550.40-71,275.02-17,955.64

Finding the Fourth Proportional to 47,550.40, 71,275.02 and 17,955.64

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Solution

The fourth proportional to 47,550.40, 71,275.02 and 17,955.64 is: 26,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,550.40 : 71,275.02 = 17,955.64 : x
  2. Step 2: Convert to fraction form
    47,550.40/71,275.02 = 17,955.64/x
  3. Step 3: Cross multiply
    47,550.40x = 71,275.02 × 17,955.64
  4. Step 4: Simplify right side
    47,550.40x = 1,279,788,600.11
  5. Step 5: Solve for x
    x = 1,279,788,600.11/47,550.40
  6. Step 6: Final answer
    x = 26,914.36

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1.5x scale

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.