Home / 31,360.34-47,041.93-9,175.62

Finding the Fourth Proportional to 31,360.34, 47,041.93 and 9,175.62

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Solution

The fourth proportional to 31,360.34, 47,041.93 and 9,175.62 is: 13,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360.34 : 47,041.93 = 9,175.62 : x
  2. Step 2: Convert to fraction form
    31,360.34/47,041.93 = 9,175.62/x
  3. Step 3: Cross multiply
    31,360.34x = 47,041.93 × 9,175.62
  4. Step 4: Simplify right side
    31,360.34x = 431,638,873.75
  5. Step 5: Solve for x
    x = 431,638,873.75/31,360.34
  6. Step 6: Final answer
    x = 13,763.85

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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.