Home / 56,947.88-78,592.94-31,802.24

Finding the Fourth Proportional to 56,947.88, 78,592.94 and 31,802.24

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Solution

The fourth proportional to 56,947.88, 78,592.94 and 31,802.24 is: 43,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,947.88 : 78,592.94 = 31,802.24 : x
  2. Step 2: Convert to fraction form
    56,947.88/78,592.94 = 31,802.24/x
  3. Step 3: Cross multiply
    56,947.88x = 78,592.94 × 31,802.24
  4. Step 4: Simplify right side
    56,947.88x = 2,499,430,988.21
  5. Step 5: Solve for x
    x = 2,499,430,988.21/56,947.88
  6. Step 6: Final answer
    x = 43,889.80

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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.