Home / 45,666.12-63,048.96-40,877.76

Finding the Fourth Proportional to 45,666.12, 63,048.96 and 40,877.76

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Solution

The fourth proportional to 45,666.12, 63,048.96 and 40,877.76 is: 56,437.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,666.12 : 63,048.96 = 40,877.76 : x
  2. Step 2: Convert to fraction form
    45,666.12/63,048.96 = 40,877.76/x
  3. Step 3: Cross multiply
    45,666.12x = 63,048.96 × 40,877.76
  4. Step 4: Simplify right side
    45,666.12x = 2,577,300,255.13
  5. Step 5: Solve for x
    x = 2,577,300,255.13/45,666.12
  6. Step 6: Final answer
    x = 56,437.91

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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.