Home / 19,637.38-27,100.16-10,685.46

Finding the Fourth Proportional to 19,637.38, 27,100.16 and 10,685.46

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Solution

The fourth proportional to 19,637.38, 27,100.16 and 10,685.46 is: 14,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.38 : 27,100.16 = 10,685.46 : x
  2. Step 2: Convert to fraction form
    19,637.38/27,100.16 = 10,685.46/x
  3. Step 3: Cross multiply
    19,637.38x = 27,100.16 × 10,685.46
  4. Step 4: Simplify right side
    19,637.38x = 289,577,702.39
  5. Step 5: Solve for x
    x = 289,577,702.39/19,637.38
  6. Step 6: Final answer
    x = 14,746.25

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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.