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Finding the Fourth Proportional to 60,010.64, 90,015.92 and 17,889.65

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Solution

The fourth proportional to 60,010.64, 90,015.92 and 17,889.65 is: 26,834.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,010.64 : 90,015.92 = 17,889.65 : x
  2. Step 2: Convert to fraction form
    60,010.64/90,015.92 = 17,889.65/x
  3. Step 3: Cross multiply
    60,010.64x = 90,015.92 × 17,889.65
  4. Step 4: Simplify right side
    60,010.64x = 1,610,353,213.78
  5. Step 5: Solve for x
    x = 1,610,353,213.78/60,010.64
  6. Step 6: Final answer
    x = 26,834.46

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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.