Home / 47,585.40-65,562.12-31,424.01

Finding the Fourth Proportional to 47,585.40, 65,562.12 and 31,424.01

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Solution

The fourth proportional to 47,585.40, 65,562.12 and 31,424.01 is: 43,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,585.40 : 65,562.12 = 31,424.01 : x
  2. Step 2: Convert to fraction form
    47,585.40/65,562.12 = 31,424.01/x
  3. Step 3: Cross multiply
    47,585.40x = 65,562.12 × 31,424.01
  4. Step 4: Simplify right side
    47,585.40x = 2,060,224,714.50
  5. Step 5: Solve for x
    x = 2,060,224,714.50/47,585.40
  6. Step 6: Final answer
    x = 43,295.31

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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.