Home / 56,710.44-78,259.14-31,562.28

Finding the Fourth Proportional to 56,710.44, 78,259.14 and 31,562.28

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Solution

The fourth proportional to 56,710.44, 78,259.14 and 31,562.28 is: 43,555.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710.44 : 78,259.14 = 31,562.28 : x
  2. Step 2: Convert to fraction form
    56,710.44/78,259.14 = 31,562.28/x
  3. Step 3: Cross multiply
    56,710.44x = 78,259.14 × 31,562.28
  4. Step 4: Simplify right side
    56,710.44x = 2,470,036,889.24
  5. Step 5: Solve for x
    x = 2,470,036,889.24/56,710.44
  6. Step 6: Final answer
    x = 43,555.24

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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.