Home / 15,284.85-22,822.70-13,693.32

Finding the Fourth Proportional to 15,284.85, 22,822.70 and 13,693.32

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Solution

The fourth proportional to 15,284.85, 22,822.70 and 13,693.32 is: 20,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,284.85 : 22,822.70 = 13,693.32 : x
  2. Step 2: Convert to fraction form
    15,284.85/22,822.70 = 13,693.32/x
  3. Step 3: Cross multiply
    15,284.85x = 22,822.70 × 13,693.32
  4. Step 4: Simplify right side
    15,284.85x = 312,518,534.36
  5. Step 5: Solve for x
    x = 312,518,534.36/15,284.85
  6. Step 6: Final answer
    x = 20,446.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.