Home / 39,587.45-59,421.16-35,113.80

Finding the Fourth Proportional to 39,587.45, 59,421.16 and 35,113.80

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Solution

The fourth proportional to 39,587.45, 59,421.16 and 35,113.80 is: 52,706.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,587.45 : 59,421.16 = 35,113.80 : x
  2. Step 2: Convert to fraction form
    39,587.45/59,421.16 = 35,113.80/x
  3. Step 3: Cross multiply
    39,587.45x = 59,421.16 × 35,113.80
  4. Step 4: Simplify right side
    39,587.45x = 2,086,502,771.90
  5. Step 5: Solve for x
    x = 2,086,502,771.90/39,587.45
  6. Step 6: Final answer
    x = 52,706.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.