Home / 16,353.18-22,560.39-12,802.14

Finding the Fourth Proportional to 16,353.18, 22,560.39 and 12,802.14

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Solution

The fourth proportional to 16,353.18, 22,560.39 and 12,802.14 is: 17,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,353.18 : 22,560.39 = 12,802.14 : x
  2. Step 2: Convert to fraction form
    16,353.18/22,560.39 = 12,802.14/x
  3. Step 3: Cross multiply
    16,353.18x = 22,560.39 × 12,802.14
  4. Step 4: Simplify right side
    16,353.18x = 288,821,271.23
  5. Step 5: Solve for x
    x = 288,821,271.23/16,353.18
  6. Step 6: Final answer
    x = 17,661.47

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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.