Home / 15,437.42-21,304.04-9,465.65

Finding the Fourth Proportional to 15,437.42, 21,304.04 and 9,465.65

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Solution

The fourth proportional to 15,437.42, 21,304.04 and 9,465.65 is: 13,062.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.42 : 21,304.04 = 9,465.65 : x
  2. Step 2: Convert to fraction form
    15,437.42/21,304.04 = 9,465.65/x
  3. Step 3: Cross multiply
    15,437.42x = 21,304.04 × 9,465.65
  4. Step 4: Simplify right side
    15,437.42x = 201,656,586.23
  5. Step 5: Solve for x
    x = 201,656,586.23/15,437.42
  6. Step 6: Final answer
    x = 13,062.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.