Home / 15,475.04-23,216.49-7,161.05

Finding the Fourth Proportional to 15,475.04, 23,216.49 and 7,161.05

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Solution

The fourth proportional to 15,475.04, 23,216.49 and 7,161.05 is: 10,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.04 : 23,216.49 = 7,161.05 : x
  2. Step 2: Convert to fraction form
    15,475.04/23,216.49 = 7,161.05/x
  3. Step 3: Cross multiply
    15,475.04x = 23,216.49 × 7,161.05
  4. Step 4: Simplify right side
    15,475.04x = 166,254,329.63
  5. Step 5: Solve for x
    x = 166,254,329.63/15,475.04
  6. Step 6: Final answer
    x = 10,743.39

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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.