Home / 47,386.71-65,392.88-26,165.43

Finding the Fourth Proportional to 47,386.71, 65,392.88 and 26,165.43

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Solution

The fourth proportional to 47,386.71, 65,392.88 and 26,165.43 is: 36,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386.71 : 65,392.88 = 26,165.43 : x
  2. Step 2: Convert to fraction form
    47,386.71/65,392.88 = 26,165.43/x
  3. Step 3: Cross multiply
    47,386.71x = 65,392.88 × 26,165.43
  4. Step 4: Simplify right side
    47,386.71x = 1,711,032,693.31
  5. Step 5: Solve for x
    x = 1,711,032,693.31/47,386.71
  6. Step 6: Final answer
    x = 36,107.86

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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.