Home / 60,883.60-91,325.57-18,762.32

Finding the Fourth Proportional to 60,883.60, 91,325.57 and 18,762.32

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Solution

The fourth proportional to 60,883.60, 91,325.57 and 18,762.32 is: 28,143.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,883.60 : 91,325.57 = 18,762.32 : x
  2. Step 2: Convert to fraction form
    60,883.60/91,325.57 = 18,762.32/x
  3. Step 3: Cross multiply
    60,883.60x = 91,325.57 × 18,762.32
  4. Step 4: Simplify right side
    60,883.60x = 1,713,479,246.40
  5. Step 5: Solve for x
    x = 1,713,479,246.40/60,883.60
  6. Step 6: Final answer
    x = 28,143.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.