Home / 19,294.28-28,921.67-13,054.95

Finding the Fourth Proportional to 19,294.28, 28,921.67 and 13,054.95

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Solution

The fourth proportional to 19,294.28, 28,921.67 and 13,054.95 is: 19,569.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294.28 : 28,921.67 = 13,054.95 : x
  2. Step 2: Convert to fraction form
    19,294.28/28,921.67 = 13,054.95/x
  3. Step 3: Cross multiply
    19,294.28x = 28,921.67 × 13,054.95
  4. Step 4: Simplify right side
    19,294.28x = 377,570,955.77
  5. Step 5: Solve for x
    x = 377,570,955.77/19,294.28
  6. Step 6: Final answer
    x = 19,569.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.