Home / 40,681.48-56,140.58-22,776.52

Finding the Fourth Proportional to 40,681.48, 56,140.58 and 22,776.52

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Solution

The fourth proportional to 40,681.48, 56,140.58 and 22,776.52 is: 31,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,681.48 : 56,140.58 = 22,776.52 : x
  2. Step 2: Convert to fraction form
    40,681.48/56,140.58 = 22,776.52/x
  3. Step 3: Cross multiply
    40,681.48x = 56,140.58 × 22,776.52
  4. Step 4: Simplify right side
    40,681.48x = 1,278,687,043.18
  5. Step 5: Solve for x
    x = 1,278,687,043.18/40,681.48
  6. Step 6: Final answer
    x = 31,431.67

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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.