Home / 19,062.32-28,637.40-18,275

Finding the Fourth Proportional to 19,062.32, 28,637.40 and 18,275

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Solution

The fourth proportional to 19,062.32, 28,637.40 and 18,275 is: 27,454.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.32 : 28,637.40 = 18,275 : x
  2. Step 2: Convert to fraction form
    19,062.32/28,637.40 = 18,275/x
  3. Step 3: Cross multiply
    19,062.32x = 28,637.40 × 18,275
  4. Step 4: Simplify right side
    19,062.32x = 523,348,485
  5. Step 5: Solve for x
    x = 523,348,485/19,062.32
  6. Step 6: Final answer
    x = 27,454.61

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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.