Home / 15,585.22-23,258.51-13,923.10

Finding the Fourth Proportional to 15,585.22, 23,258.51 and 13,923.10

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Solution

The fourth proportional to 15,585.22, 23,258.51 and 13,923.10 is: 20,778.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.22 : 23,258.51 = 13,923.10 : x
  2. Step 2: Convert to fraction form
    15,585.22/23,258.51 = 13,923.10/x
  3. Step 3: Cross multiply
    15,585.22x = 23,258.51 × 13,923.10
  4. Step 4: Simplify right side
    15,585.22x = 323,830,560.58
  5. Step 5: Solve for x
    x = 323,830,560.58/15,585.22
  6. Step 6: Final answer
    x = 20,778.06

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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.