Home / 16,892.91-23,313.65-9,818.88

Finding the Fourth Proportional to 16,892.91, 23,313.65 and 9,818.88

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Solution

The fourth proportional to 16,892.91, 23,313.65 and 9,818.88 is: 13,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,892.91 : 23,313.65 = 9,818.88 : x
  2. Step 2: Convert to fraction form
    16,892.91/23,313.65 = 9,818.88/x
  3. Step 3: Cross multiply
    16,892.91x = 23,313.65 × 9,818.88
  4. Step 4: Simplify right side
    16,892.91x = 228,913,931.71
  5. Step 5: Solve for x
    x = 228,913,931.71/16,892.91
  6. Step 6: Final answer
    x = 13,550.89

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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.