Home / 17,856.45-24,637.02-11,143.16

Finding the Fourth Proportional to 17,856.45, 24,637.02 and 11,143.16

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Solution

The fourth proportional to 17,856.45, 24,637.02 and 11,143.16 is: 15,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.45 : 24,637.02 = 11,143.16 : x
  2. Step 2: Convert to fraction form
    17,856.45/24,637.02 = 11,143.16/x
  3. Step 3: Cross multiply
    17,856.45x = 24,637.02 × 11,143.16
  4. Step 4: Simplify right side
    17,856.45x = 274,534,255.78
  5. Step 5: Solve for x
    x = 274,534,255.78/17,856.45
  6. Step 6: Final answer
    x = 15,374.51

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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.