Home / 17,856.40-26,784.60-4,710.10

Finding the Fourth Proportional to 17,856.40, 26,784.60 and 4,710.10

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Solution

The fourth proportional to 17,856.40, 26,784.60 and 4,710.10 is: 7,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.40 : 26,784.60 = 4,710.10 : x
  2. Step 2: Convert to fraction form
    17,856.40/26,784.60 = 4,710.10/x
  3. Step 3: Cross multiply
    17,856.40x = 26,784.60 × 4,710.10
  4. Step 4: Simplify right side
    17,856.40x = 126,158,144.46
  5. Step 5: Solve for x
    x = 126,158,144.46/17,856.40
  6. Step 6: Final answer
    x = 7,065.15

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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.