Home / 31,437.52-47,109.95-23,502.81

Finding the Fourth Proportional to 31,437.52, 47,109.95 and 23,502.81

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Solution

The fourth proportional to 31,437.52, 47,109.95 and 23,502.81 is: 35,219.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,437.52 : 47,109.95 = 23,502.81 : x
  2. Step 2: Convert to fraction form
    31,437.52/47,109.95 = 23,502.81/x
  3. Step 3: Cross multiply
    31,437.52x = 47,109.95 × 23,502.81
  4. Step 4: Simplify right side
    31,437.52x = 1,107,216,218.45
  5. Step 5: Solve for x
    x = 1,107,216,218.45/31,437.52
  6. Step 6: Final answer
    x = 35,219.58

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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.