Home / 19,375.28-26,737.08-11,417.84

Finding the Fourth Proportional to 19,375.28, 26,737.08 and 11,417.84

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Solution

The fourth proportional to 19,375.28, 26,737.08 and 11,417.84 is: 15,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.28 : 26,737.08 = 11,417.84 : x
  2. Step 2: Convert to fraction form
    19,375.28/26,737.08 = 11,417.84/x
  3. Step 3: Cross multiply
    19,375.28x = 26,737.08 × 11,417.84
  4. Step 4: Simplify right side
    19,375.28x = 305,279,701.51
  5. Step 5: Solve for x
    x = 305,279,701.51/19,375.28
  6. Step 6: Final answer
    x = 15,756.14

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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.