Home / 15,801.20-23,670.60-10,258.40

Finding the Fourth Proportional to 15,801.20, 23,670.60 and 10,258.40

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Solution

The fourth proportional to 15,801.20, 23,670.60 and 10,258.40 is: 15,367.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.20 : 23,670.60 = 10,258.40 : x
  2. Step 2: Convert to fraction form
    15,801.20/23,670.60 = 10,258.40/x
  3. Step 3: Cross multiply
    15,801.20x = 23,670.60 × 10,258.40
  4. Step 4: Simplify right side
    15,801.20x = 242,822,483.04
  5. Step 5: Solve for x
    x = 242,822,483.04/15,801.20
  6. Step 6: Final answer
    x = 15,367.34

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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.