Home / 53,633.10-74,013.45-29,759.72

Finding the Fourth Proportional to 53,633.10, 74,013.45 and 29,759.72

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Solution

The fourth proportional to 53,633.10, 74,013.45 and 29,759.72 is: 41,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,633.10 : 74,013.45 = 29,759.72 : x
  2. Step 2: Convert to fraction form
    53,633.10/74,013.45 = 29,759.72/x
  3. Step 3: Cross multiply
    53,633.10x = 74,013.45 × 29,759.72
  4. Step 4: Simplify right side
    53,633.10x = 2,202,619,482.89
  5. Step 5: Solve for x
    x = 2,202,619,482.89/53,633.10
  6. Step 6: Final answer
    x = 41,068.28

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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.