Home / 19,700.17-27,185.28-10,747.13

Finding the Fourth Proportional to 19,700.17, 27,185.28 and 10,747.13

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Solution

The fourth proportional to 19,700.17, 27,185.28 and 10,747.13 is: 14,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.17 : 27,185.28 = 10,747.13 : x
  2. Step 2: Convert to fraction form
    19,700.17/27,185.28 = 10,747.13/x
  3. Step 3: Cross multiply
    19,700.17x = 27,185.28 × 10,747.13
  4. Step 4: Simplify right side
    19,700.17x = 292,163,840.19
  5. Step 5: Solve for x
    x = 292,163,840.19/19,700.17
  6. Step 6: Final answer
    x = 14,830.53

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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.