Home / 60,889.36-91,334.20-18,768.08

Finding the Fourth Proportional to 60,889.36, 91,334.20 and 18,768.08

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Solution

The fourth proportional to 60,889.36, 91,334.20 and 18,768.08 is: 28,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,889.36 : 91,334.20 = 18,768.08 : x
  2. Step 2: Convert to fraction form
    60,889.36/91,334.20 = 18,768.08/x
  3. Step 3: Cross multiply
    60,889.36x = 91,334.20 × 18,768.08
  4. Step 4: Simplify right side
    60,889.36x = 1,714,167,572.34
  5. Step 5: Solve for x
    x = 1,714,167,572.34/60,889.36
  6. Step 6: Final answer
    x = 28,152.17

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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.