Home / 30,400.27-45,607.43-9,623.77

Finding the Fourth Proportional to 30,400.27, 45,607.43 and 9,623.77

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Solution

The fourth proportional to 30,400.27, 45,607.43 and 9,623.77 is: 14,437.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,400.27 : 45,607.43 = 9,623.77 : x
  2. Step 2: Convert to fraction form
    30,400.27/45,607.43 = 9,623.77/x
  3. Step 3: Cross multiply
    30,400.27x = 45,607.43 × 9,623.77
  4. Step 4: Simplify right side
    30,400.27x = 438,915,416.61
  5. Step 5: Solve for x
    x = 438,915,416.61/30,400.27
  6. Step 6: Final answer
    x = 14,437.88

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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.