Home / 56,458.47-84,687.71-14,905.83

Finding the Fourth Proportional to 56,458.47, 84,687.71 and 14,905.83

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Solution

The fourth proportional to 56,458.47, 84,687.71 and 14,905.83 is: 22,358.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,458.47 : 84,687.71 = 14,905.83 : x
  2. Step 2: Convert to fraction form
    56,458.47/84,687.71 = 14,905.83/x
  3. Step 3: Cross multiply
    56,458.47x = 84,687.71 × 14,905.83
  4. Step 4: Simplify right side
    56,458.47x = 1,262,340,533.82
  5. Step 5: Solve for x
    x = 1,262,340,533.82/56,458.47
  6. Step 6: Final answer
    x = 22,358.75

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1.5x scale

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.