Home / 56,440.69-84,665.65-28,346.30

Finding the Fourth Proportional to 56,440.69, 84,665.65 and 28,346.30

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Solution

The fourth proportional to 56,440.69, 84,665.65 and 28,346.30 is: 42,521.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,440.69 : 84,665.65 = 28,346.30 : x
  2. Step 2: Convert to fraction form
    56,440.69/84,665.65 = 28,346.30/x
  3. Step 3: Cross multiply
    56,440.69x = 84,665.65 × 28,346.30
  4. Step 4: Simplify right side
    56,440.69x = 2,399,957,914.60
  5. Step 5: Solve for x
    x = 2,399,957,914.60/56,440.69
  6. Step 6: Final answer
    x = 42,521.77

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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.