Home / 15,530.40-23,295.48-4,437.08

Finding the Fourth Proportional to 15,530.40, 23,295.48 and 4,437.08

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Solution

The fourth proportional to 15,530.40, 23,295.48 and 4,437.08 is: 6,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,530.40 : 23,295.48 = 4,437.08 : x
  2. Step 2: Convert to fraction form
    15,530.40/23,295.48 = 4,437.08/x
  3. Step 3: Cross multiply
    15,530.40x = 23,295.48 × 4,437.08
  4. Step 4: Simplify right side
    15,530.40x = 103,363,791.92
  5. Step 5: Solve for x
    x = 103,363,791.92/15,530.40
  6. Step 6: Final answer
    x = 6,655.58

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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.