Home / 19,337.93-26,686.09-10,840.04

Finding the Fourth Proportional to 19,337.93, 26,686.09 and 10,840.04

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Solution

The fourth proportional to 19,337.93, 26,686.09 and 10,840.04 is: 14,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.93 : 26,686.09 = 10,840.04 : x
  2. Step 2: Convert to fraction form
    19,337.93/26,686.09 = 10,840.04/x
  3. Step 3: Cross multiply
    19,337.93x = 26,686.09 × 10,840.04
  4. Step 4: Simplify right side
    19,337.93x = 289,278,283.04
  5. Step 5: Solve for x
    x = 289,278,283.04/19,337.93
  6. Step 6: Final answer
    x = 14,959.11

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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.