Home / 17,579.04-26,345.61-13,403.76

Finding the Fourth Proportional to 17,579.04, 26,345.61 and 13,403.76

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Solution

The fourth proportional to 17,579.04, 26,345.61 and 13,403.76 is: 20,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.04 : 26,345.61 = 13,403.76 : x
  2. Step 2: Convert to fraction form
    17,579.04/26,345.61 = 13,403.76/x
  3. Step 3: Cross multiply
    17,579.04x = 26,345.61 × 13,403.76
  4. Step 4: Simplify right side
    17,579.04x = 353,130,233.49
  5. Step 5: Solve for x
    x = 353,130,233.49/17,579.04
  6. Step 6: Final answer
    x = 20,088.14

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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.