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Finding the Fourth Proportional to 22,263.99, 33,401.70 and 15,702.99

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Solution

The fourth proportional to 22,263.99, 33,401.70 and 15,702.99 is: 23,558.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.99 : 33,401.70 = 15,702.99 : x
  2. Step 2: Convert to fraction form
    22,263.99/33,401.70 = 15,702.99/x
  3. Step 3: Cross multiply
    22,263.99x = 33,401.70 × 15,702.99
  4. Step 4: Simplify right side
    22,263.99x = 524,506,561.08
  5. Step 5: Solve for x
    x = 524,506,561.08/22,263.99
  6. Step 6: Final answer
    x = 23,558.52

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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.