Home / 19,366.17-26,733.50-13,087.05

Finding the Fourth Proportional to 19,366.17, 26,733.50 and 13,087.05

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Solution

The fourth proportional to 19,366.17, 26,733.50 and 13,087.05 is: 18,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.17 : 26,733.50 = 13,087.05 : x
  2. Step 2: Convert to fraction form
    19,366.17/26,733.50 = 13,087.05/x
  3. Step 3: Cross multiply
    19,366.17x = 26,733.50 × 13,087.05
  4. Step 4: Simplify right side
    19,366.17x = 349,862,651.18
  5. Step 5: Solve for x
    x = 349,862,651.18/19,366.17
  6. Step 6: Final answer
    x = 18,065.66

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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.