Home / 12,088.48-16,677.90-7,612.64

Finding the Fourth Proportional to 12,088.48, 16,677.90 and 7,612.64

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Solution

The fourth proportional to 12,088.48, 16,677.90 and 7,612.64 is: 10,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.48 : 16,677.90 = 7,612.64 : x
  2. Step 2: Convert to fraction form
    12,088.48/16,677.90 = 7,612.64/x
  3. Step 3: Cross multiply
    12,088.48x = 16,677.90 × 7,612.64
  4. Step 4: Simplify right side
    12,088.48x = 126,962,848.66
  5. Step 5: Solve for x
    x = 126,962,848.66/12,088.48
  6. Step 6: Final answer
    x = 10,502.80

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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.