Home / 19,062.16-28,587.16-17,818.32

Finding the Fourth Proportional to 19,062.16, 28,587.16 and 17,818.32

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Solution

The fourth proportional to 19,062.16, 28,587.16 and 17,818.32 is: 26,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.16 : 28,587.16 = 17,818.32 : x
  2. Step 2: Convert to fraction form
    19,062.16/28,587.16 = 17,818.32/x
  3. Step 3: Cross multiply
    19,062.16x = 28,587.16 × 17,818.32
  4. Step 4: Simplify right side
    19,062.16x = 509,375,164.77
  5. Step 5: Solve for x
    x = 509,375,164.77/19,062.16
  6. Step 6: Final answer
    x = 26,721.80

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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.