Home / 18,411.02-25,407.20-10,027.52

Finding the Fourth Proportional to 18,411.02, 25,407.20 and 10,027.52

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Solution

The fourth proportional to 18,411.02, 25,407.20 and 10,027.52 is: 13,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411.02 : 25,407.20 = 10,027.52 : x
  2. Step 2: Convert to fraction form
    18,411.02/25,407.20 = 10,027.52/x
  3. Step 3: Cross multiply
    18,411.02x = 25,407.20 × 10,027.52
  4. Step 4: Simplify right side
    18,411.02x = 254,771,206.14
  5. Step 5: Solve for x
    x = 254,771,206.14/18,411.02
  6. Step 6: Final answer
    x = 13,837.97

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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.