Home / 63,547.40-87,695.49-35,253.09

Finding the Fourth Proportional to 63,547.40, 87,695.49 and 35,253.09

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Solution

The fourth proportional to 63,547.40, 87,695.49 and 35,253.09 is: 48,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,547.40 : 87,695.49 = 35,253.09 : x
  2. Step 2: Convert to fraction form
    63,547.40/87,695.49 = 35,253.09/x
  3. Step 3: Cross multiply
    63,547.40x = 87,695.49 × 35,253.09
  4. Step 4: Simplify right side
    63,547.40x = 3,091,537,001.56
  5. Step 5: Solve for x
    x = 3,091,537,001.56/63,547.40
  6. Step 6: Final answer
    x = 48,649.31

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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.