Home / 15,503.30-23,258.44-5,642.66

Finding the Fourth Proportional to 15,503.30, 23,258.44 and 5,642.66

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Solution

The fourth proportional to 15,503.30, 23,258.44 and 5,642.66 is: 8,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503.30 : 23,258.44 = 5,642.66 : x
  2. Step 2: Convert to fraction form
    15,503.30/23,258.44 = 5,642.66/x
  3. Step 3: Cross multiply
    15,503.30x = 23,258.44 × 5,642.66
  4. Step 4: Simplify right side
    15,503.30x = 131,239,534.25
  5. Step 5: Solve for x
    x = 131,239,534.25/15,503.30
  6. Step 6: Final answer
    x = 8,465.27

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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.