Home / 51,714.09-71,373.14-31,582.65

Finding the Fourth Proportional to 51,714.09, 71,373.14 and 31,582.65

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Solution

The fourth proportional to 51,714.09, 71,373.14 and 31,582.65 is: 43,588.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714.09 : 71,373.14 = 31,582.65 : x
  2. Step 2: Convert to fraction form
    51,714.09/71,373.14 = 31,582.65/x
  3. Step 3: Cross multiply
    51,714.09x = 71,373.14 × 31,582.65
  4. Step 4: Simplify right side
    51,714.09x = 2,254,152,900.02
  5. Step 5: Solve for x
    x = 2,254,152,900.02/51,714.09
  6. Step 6: Final answer
    x = 43,588.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.