Home / 31,590.92-47,370.52-10,523.56

Finding the Fourth Proportional to 31,590.92, 47,370.52 and 10,523.56

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Solution

The fourth proportional to 31,590.92, 47,370.52 and 10,523.56 is: 15,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,590.92 : 47,370.52 = 10,523.56 : x
  2. Step 2: Convert to fraction form
    31,590.92/47,370.52 = 10,523.56/x
  3. Step 3: Cross multiply
    31,590.92x = 47,370.52 × 10,523.56
  4. Step 4: Simplify right side
    31,590.92x = 498,506,509.45
  5. Step 5: Solve for x
    x = 498,506,509.45/31,590.92
  6. Step 6: Final answer
    x = 15,780.06

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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.