Home / 19,158.06-26,437.95-10,774.38

Finding the Fourth Proportional to 19,158.06, 26,437.95 and 10,774.38

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Solution

The fourth proportional to 19,158.06, 26,437.95 and 10,774.38 is: 14,868.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158.06 : 26,437.95 = 10,774.38 : x
  2. Step 2: Convert to fraction form
    19,158.06/26,437.95 = 10,774.38/x
  3. Step 3: Cross multiply
    19,158.06x = 26,437.95 × 10,774.38
  4. Step 4: Simplify right side
    19,158.06x = 284,852,519.72
  5. Step 5: Solve for x
    x = 284,852,519.72/19,158.06
  6. Step 6: Final answer
    x = 14,868.55

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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.