Home / 17,598.10-26,401.29-5,118.40

Finding the Fourth Proportional to 17,598.10, 26,401.29 and 5,118.40

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Solution

The fourth proportional to 17,598.10, 26,401.29 and 5,118.40 is: 7,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,598.10 : 26,401.29 = 5,118.40 : x
  2. Step 2: Convert to fraction form
    17,598.10/26,401.29 = 5,118.40/x
  3. Step 3: Cross multiply
    17,598.10x = 26,401.29 × 5,118.40
  4. Step 4: Simplify right side
    17,598.10x = 135,132,362.74
  5. Step 5: Solve for x
    x = 135,132,362.74/17,598.10
  6. Step 6: Final answer
    x = 7,678.80

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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.