Home / 14,670.27-20,222.60-8,994.51

Finding the Fourth Proportional to 14,670.27, 20,222.60 and 8,994.51

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Solution

The fourth proportional to 14,670.27, 20,222.60 and 8,994.51 is: 12,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,670.27 : 20,222.60 = 8,994.51 : x
  2. Step 2: Convert to fraction form
    14,670.27/20,222.60 = 8,994.51/x
  3. Step 3: Cross multiply
    14,670.27x = 20,222.60 × 8,994.51
  4. Step 4: Simplify right side
    14,670.27x = 181,892,332.95
  5. Step 5: Solve for x
    x = 181,892,332.95/14,670.27
  6. Step 6: Final answer
    x = 12,398.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.