Home / 31,345.56-47,012.10-14,701.32

Finding the Fourth Proportional to 31,345.56, 47,012.10 and 14,701.32

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Solution

The fourth proportional to 31,345.56, 47,012.10 and 14,701.32 is: 22,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,345.56 : 47,012.10 = 14,701.32 : x
  2. Step 2: Convert to fraction form
    31,345.56/47,012.10 = 14,701.32/x
  3. Step 3: Cross multiply
    31,345.56x = 47,012.10 × 14,701.32
  4. Step 4: Simplify right side
    31,345.56x = 691,139,925.97
  5. Step 5: Solve for x
    x = 691,139,925.97/31,345.56
  6. Step 6: Final answer
    x = 22,049.05

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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.