Home / 13,088.16-19,630.17-10,881.18

Finding the Fourth Proportional to 13,088.16, 19,630.17 and 10,881.18

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Solution

The fourth proportional to 13,088.16, 19,630.17 and 10,881.18 is: 16,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.16 : 19,630.17 = 10,881.18 : x
  2. Step 2: Convert to fraction form
    13,088.16/19,630.17 = 10,881.18/x
  3. Step 3: Cross multiply
    13,088.16x = 19,630.17 × 10,881.18
  4. Step 4: Simplify right side
    13,088.16x = 213,599,413.20
  5. Step 5: Solve for x
    x = 213,599,413.20/13,088.16
  6. Step 6: Final answer
    x = 16,320.05

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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.