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Finding the Fourth Proportional to 23,978.13, 35,953.62 and 16,490.49

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Solution

The fourth proportional to 23,978.13, 35,953.62 and 16,490.49 is: 24,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,978.13 : 35,953.62 = 16,490.49 : x
  2. Step 2: Convert to fraction form
    23,978.13/35,953.62 = 16,490.49/x
  3. Step 3: Cross multiply
    23,978.13x = 35,953.62 × 16,490.49
  4. Step 4: Simplify right side
    23,978.13x = 592,892,811.07
  5. Step 5: Solve for x
    x = 592,892,811.07/23,978.13
  6. Step 6: Final answer
    x = 24,726.40

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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.