Home / 16,998.66-25,501.59-5,312.76

Finding the Fourth Proportional to 16,998.66, 25,501.59 and 5,312.76

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Solution

The fourth proportional to 16,998.66, 25,501.59 and 5,312.76 is: 7,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.66 : 25,501.59 = 5,312.76 : x
  2. Step 2: Convert to fraction form
    16,998.66/25,501.59 = 5,312.76/x
  3. Step 3: Cross multiply
    16,998.66x = 25,501.59 × 5,312.76
  4. Step 4: Simplify right side
    16,998.66x = 135,483,827.29
  5. Step 5: Solve for x
    x = 135,483,827.29/16,998.66
  6. Step 6: Final answer
    x = 7,970.27

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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.