Home / 40,577.09-56,034.72-38,368.22

Finding the Fourth Proportional to 40,577.09, 56,034.72 and 38,368.22

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Solution

The fourth proportional to 40,577.09, 56,034.72 and 38,368.22 is: 52,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,577.09 : 56,034.72 = 38,368.22 : x
  2. Step 2: Convert to fraction form
    40,577.09/56,034.72 = 38,368.22/x
  3. Step 3: Cross multiply
    40,577.09x = 56,034.72 × 38,368.22
  4. Step 4: Simplify right side
    40,577.09x = 2,149,952,184.42
  5. Step 5: Solve for x
    x = 2,149,952,184.42/40,577.09
  6. Step 6: Final answer
    x = 52,984.39

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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.