Home / 53,654.24-74,047.20-29,782.40

Finding the Fourth Proportional to 53,654.24, 74,047.20 and 29,782.40

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Solution

The fourth proportional to 53,654.24, 74,047.20 and 29,782.40 is: 41,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,654.24 : 74,047.20 = 29,782.40 : x
  2. Step 2: Convert to fraction form
    53,654.24/74,047.20 = 29,782.40/x
  3. Step 3: Cross multiply
    53,654.24x = 74,047.20 × 29,782.40
  4. Step 4: Simplify right side
    53,654.24x = 2,205,303,329.28
  5. Step 5: Solve for x
    x = 2,205,303,329.28/53,654.24
  6. Step 6: Final answer
    x = 41,102.13

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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.