Home / 31,587.12-47,344.86-10,522.26

Finding the Fourth Proportional to 31,587.12, 47,344.86 and 10,522.26

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Solution

The fourth proportional to 31,587.12, 47,344.86 and 10,522.26 is: 15,771.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,587.12 : 47,344.86 = 10,522.26 : x
  2. Step 2: Convert to fraction form
    31,587.12/47,344.86 = 10,522.26/x
  3. Step 3: Cross multiply
    31,587.12x = 47,344.86 × 10,522.26
  4. Step 4: Simplify right side
    31,587.12x = 498,174,926.58
  5. Step 5: Solve for x
    x = 498,174,926.58/31,587.12
  6. Step 6: Final answer
    x = 15,771.46

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1.5x scale

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.