Home / 18,659.02-25,749.76-10,275.52

Finding the Fourth Proportional to 18,659.02, 25,749.76 and 10,275.52

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Solution

The fourth proportional to 18,659.02, 25,749.76 and 10,275.52 is: 14,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,659.02 : 25,749.76 = 10,275.52 : x
  2. Step 2: Convert to fraction form
    18,659.02/25,749.76 = 10,275.52/x
  3. Step 3: Cross multiply
    18,659.02x = 25,749.76 × 10,275.52
  4. Step 4: Simplify right side
    18,659.02x = 264,592,173.88
  5. Step 5: Solve for x
    x = 264,592,173.88/18,659.02
  6. Step 6: Final answer
    x = 14,180.39

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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.