Home / 40,715.08-56,191.26-22,810.84

Finding the Fourth Proportional to 40,715.08, 56,191.26 and 22,810.84

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Solution

The fourth proportional to 40,715.08, 56,191.26 and 22,810.84 is: 31,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,715.08 : 56,191.26 = 22,810.84 : x
  2. Step 2: Convert to fraction form
    40,715.08/56,191.26 = 22,810.84/x
  3. Step 3: Cross multiply
    40,715.08x = 56,191.26 × 22,810.84
  4. Step 4: Simplify right side
    40,715.08x = 1,281,769,841.26
  5. Step 5: Solve for x
    x = 1,281,769,841.26/40,715.08
  6. Step 6: Final answer
    x = 31,481.45

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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.