Home / 38,934.72-58,417.23-15,567.84

Finding the Fourth Proportional to 38,934.72, 58,417.23 and 15,567.84

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Solution

The fourth proportional to 38,934.72, 58,417.23 and 15,567.84 is: 23,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,934.72 : 58,417.23 = 15,567.84 : x
  2. Step 2: Convert to fraction form
    38,934.72/58,417.23 = 15,567.84/x
  3. Step 3: Cross multiply
    38,934.72x = 58,417.23 × 15,567.84
  4. Step 4: Simplify right side
    38,934.72x = 909,429,719.96
  5. Step 5: Solve for x
    x = 909,429,719.96/38,934.72
  6. Step 6: Final answer
    x = 23,357.81

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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.