Home / 19,602.02-27,032.34-15,118.68

Finding the Fourth Proportional to 19,602.02, 27,032.34 and 15,118.68

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Solution

The fourth proportional to 19,602.02, 27,032.34 and 15,118.68 is: 20,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.02 : 27,032.34 = 15,118.68 : x
  2. Step 2: Convert to fraction form
    19,602.02/27,032.34 = 15,118.68/x
  3. Step 3: Cross multiply
    19,602.02x = 27,032.34 × 15,118.68
  4. Step 4: Simplify right side
    19,602.02x = 408,693,298.11
  5. Step 5: Solve for x
    x = 408,693,298.11/19,602.02
  6. Step 6: Final answer
    x = 20,849.55

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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.