Home / 56,365.12-84,550.18-31,386.39

Finding the Fourth Proportional to 56,365.12, 84,550.18 and 31,386.39

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Solution

The fourth proportional to 56,365.12, 84,550.18 and 31,386.39 is: 47,080.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,365.12 : 84,550.18 = 31,386.39 : x
  2. Step 2: Convert to fraction form
    56,365.12/84,550.18 = 31,386.39/x
  3. Step 3: Cross multiply
    56,365.12x = 84,550.18 × 31,386.39
  4. Step 4: Simplify right side
    56,365.12x = 2,653,724,587.37
  5. Step 5: Solve for x
    x = 2,653,724,587.37/56,365.12
  6. Step 6: Final answer
    x = 47,080.97

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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.