Home / 17,499.04-26,248.56-7,111.60

Finding the Fourth Proportional to 17,499.04, 26,248.56 and 7,111.60

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Solution

The fourth proportional to 17,499.04, 26,248.56 and 7,111.60 is: 10,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,499.04 : 26,248.56 = 7,111.60 : x
  2. Step 2: Convert to fraction form
    17,499.04/26,248.56 = 7,111.60/x
  3. Step 3: Cross multiply
    17,499.04x = 26,248.56 × 7,111.60
  4. Step 4: Simplify right side
    17,499.04x = 186,669,259.30
  5. Step 5: Solve for x
    x = 186,669,259.30/17,499.04
  6. Step 6: Final answer
    x = 10,667.40

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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.