Home / 53,657.39-74,043.49-29,782.18

Finding the Fourth Proportional to 53,657.39, 74,043.49 and 29,782.18

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Solution

The fourth proportional to 53,657.39, 74,043.49 and 29,782.18 is: 41,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,657.39 : 74,043.49 = 29,782.18 : x
  2. Step 2: Convert to fraction form
    53,657.39/74,043.49 = 29,782.18/x
  3. Step 3: Cross multiply
    53,657.39x = 74,043.49 × 29,782.18
  4. Step 4: Simplify right side
    53,657.39x = 2,205,176,565.11
  5. Step 5: Solve for x
    x = 2,205,176,565.11/53,657.39
  6. Step 6: Final answer
    x = 41,097.35

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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.