Home / 30,314.06-45,452.87-11,595.47

Finding the Fourth Proportional to 30,314.06, 45,452.87 and 11,595.47

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Solution

The fourth proportional to 30,314.06, 45,452.87 and 11,595.47 is: 17,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.06 : 45,452.87 = 11,595.47 : x
  2. Step 2: Convert to fraction form
    30,314.06/45,452.87 = 11,595.47/x
  3. Step 3: Cross multiply
    30,314.06x = 45,452.87 × 11,595.47
  4. Step 4: Simplify right side
    30,314.06x = 527,047,105.26
  5. Step 5: Solve for x
    x = 527,047,105.26/30,314.06
  6. Step 6: Final answer
    x = 17,386.23

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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.