Home / 63,547.22-87,706.60-36,686

Finding the Fourth Proportional to 63,547.22, 87,706.60 and 36,686

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Solution

The fourth proportional to 63,547.22, 87,706.60 and 36,686 is: 50,633.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,547.22 : 87,706.60 = 36,686 : x
  2. Step 2: Convert to fraction form
    63,547.22/87,706.60 = 36,686/x
  3. Step 3: Cross multiply
    63,547.22x = 87,706.60 × 36,686
  4. Step 4: Simplify right side
    63,547.22x = 3,217,604,327.60
  5. Step 5: Solve for x
    x = 3,217,604,327.60/63,547.22
  6. Step 6: Final answer
    x = 50,633.28

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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.