Home / 60,475.36-90,713.32-18,355.81

Finding the Fourth Proportional to 60,475.36, 90,713.32 and 18,355.81

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Solution

The fourth proportional to 60,475.36, 90,713.32 and 18,355.81 is: 27,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,475.36 : 90,713.32 = 18,355.81 : x
  2. Step 2: Convert to fraction form
    60,475.36/90,713.32 = 18,355.81/x
  3. Step 3: Cross multiply
    60,475.36x = 90,713.32 × 18,355.81
  4. Step 4: Simplify right side
    60,475.36x = 1,665,116,012.82
  5. Step 5: Solve for x
    x = 1,665,116,012.82/60,475.36
  6. Step 6: Final answer
    x = 27,533.79

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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.