Home / 31,358.48-47,039.16-10,582.16

Finding the Fourth Proportional to 31,358.48, 47,039.16 and 10,582.16

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Solution

The fourth proportional to 31,358.48, 47,039.16 and 10,582.16 is: 15,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,358.48 : 47,039.16 = 10,582.16 : x
  2. Step 2: Convert to fraction form
    31,358.48/47,039.16 = 10,582.16/x
  3. Step 3: Cross multiply
    31,358.48x = 47,039.16 × 10,582.16
  4. Step 4: Simplify right side
    31,358.48x = 497,775,917.39
  5. Step 5: Solve for x
    x = 497,775,917.39/31,358.48
  6. Step 6: Final answer
    x = 15,873.73

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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.