Home / 19,470.01-26,868.45-10,974.86

Finding the Fourth Proportional to 19,470.01, 26,868.45 and 10,974.86

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Solution

The fourth proportional to 19,470.01, 26,868.45 and 10,974.86 is: 15,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470.01 : 26,868.45 = 10,974.86 : x
  2. Step 2: Convert to fraction form
    19,470.01/26,868.45 = 10,974.86/x
  3. Step 3: Cross multiply
    19,470.01x = 26,868.45 × 10,974.86
  4. Step 4: Simplify right side
    19,470.01x = 294,877,477.17
  5. Step 5: Solve for x
    x = 294,877,477.17/19,470.01
  6. Step 6: Final answer
    x = 15,145.21

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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.