Home / 56,901.44-78,527.40-31,752.56

Finding the Fourth Proportional to 56,901.44, 78,527.40 and 31,752.56

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Solution

The fourth proportional to 56,901.44, 78,527.40 and 31,752.56 is: 43,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,901.44 : 78,527.40 = 31,752.56 : x
  2. Step 2: Convert to fraction form
    56,901.44/78,527.40 = 31,752.56/x
  3. Step 3: Cross multiply
    56,901.44x = 78,527.40 × 31,752.56
  4. Step 4: Simplify right side
    56,901.44x = 2,493,445,980.14
  5. Step 5: Solve for x
    x = 2,493,445,980.14/56,901.44
  6. Step 6: Final answer
    x = 43,820.44

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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.