Home / 54,762.42-75,570.62-30,887.66

Finding the Fourth Proportional to 54,762.42, 75,570.62 and 30,887.66

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Solution

The fourth proportional to 54,762.42, 75,570.62 and 30,887.66 is: 42,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,762.42 : 75,570.62 = 30,887.66 : x
  2. Step 2: Convert to fraction form
    54,762.42/75,570.62 = 30,887.66/x
  3. Step 3: Cross multiply
    54,762.42x = 75,570.62 × 30,887.66
  4. Step 4: Simplify right side
    54,762.42x = 2,334,199,616.55
  5. Step 5: Solve for x
    x = 2,334,199,616.55/54,762.42
  6. Step 6: Final answer
    x = 42,624.11

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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.