Home / 31,741.31-47,621.28-14,207.24

Finding the Fourth Proportional to 31,741.31, 47,621.28 and 14,207.24

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Solution

The fourth proportional to 31,741.31, 47,621.28 and 14,207.24 is: 21,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,741.31 : 47,621.28 = 14,207.24 : x
  2. Step 2: Convert to fraction form
    31,741.31/47,621.28 = 14,207.24/x
  3. Step 3: Cross multiply
    31,741.31x = 47,621.28 × 14,207.24
  4. Step 4: Simplify right side
    31,741.31x = 676,566,954.07
  5. Step 5: Solve for x
    x = 676,566,954.07/31,741.31
  6. Step 6: Final answer
    x = 21,315.03

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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.