Home / 31,832.13-47,751.23-13,113.43

Finding the Fourth Proportional to 31,832.13, 47,751.23 and 13,113.43

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Solution

The fourth proportional to 31,832.13, 47,751.23 and 13,113.43 is: 19,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,832.13 : 47,751.23 = 13,113.43 : x
  2. Step 2: Convert to fraction form
    31,832.13/47,751.23 = 13,113.43/x
  3. Step 3: Cross multiply
    31,832.13x = 47,751.23 × 13,113.43
  4. Step 4: Simplify right side
    31,832.13x = 626,182,412.02
  5. Step 5: Solve for x
    x = 626,182,412.02/31,832.13
  6. Step 6: Final answer
    x = 19,671.40

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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.