Home / 23,663.94-35,454.12-21,089.76

Finding the Fourth Proportional to 23,663.94, 35,454.12 and 21,089.76

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Solution

The fourth proportional to 23,663.94, 35,454.12 and 21,089.76 is: 31,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,663.94 : 35,454.12 = 21,089.76 : x
  2. Step 2: Convert to fraction form
    23,663.94/35,454.12 = 21,089.76/x
  3. Step 3: Cross multiply
    23,663.94x = 35,454.12 × 21,089.76
  4. Step 4: Simplify right side
    23,663.94x = 747,718,881.81
  5. Step 5: Solve for x
    x = 747,718,881.81/23,663.94
  6. Step 6: Final answer
    x = 31,597.40

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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.