Home / 61,335.64-84,622.08-39,852.28

Finding the Fourth Proportional to 61,335.64, 84,622.08 and 39,852.28

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Solution

The fourth proportional to 61,335.64, 84,622.08 and 39,852.28 is: 54,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,335.64 : 84,622.08 = 39,852.28 : x
  2. Step 2: Convert to fraction form
    61,335.64/84,622.08 = 39,852.28/x
  3. Step 3: Cross multiply
    61,335.64x = 84,622.08 × 39,852.28
  4. Step 4: Simplify right side
    61,335.64x = 3,372,382,826.34
  5. Step 5: Solve for x
    x = 3,372,382,826.34/61,335.64
  6. Step 6: Final answer
    x = 54,982.43

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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.