Home / 26,276.08-36,258.52-15,663.60

Finding the Fourth Proportional to 26,276.08, 36,258.52 and 15,663.60

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Solution

The fourth proportional to 26,276.08, 36,258.52 and 15,663.60 is: 21,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.08 : 36,258.52 = 15,663.60 : x
  2. Step 2: Convert to fraction form
    26,276.08/36,258.52 = 15,663.60/x
  3. Step 3: Cross multiply
    26,276.08x = 36,258.52 × 15,663.60
  4. Step 4: Simplify right side
    26,276.08x = 567,938,953.87
  5. Step 5: Solve for x
    x = 567,938,953.87/26,276.08
  6. Step 6: Final answer
    x = 21,614.30

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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.