Home / 34,437.72-47,527.47-21,017.94

Finding the Fourth Proportional to 34,437.72, 47,527.47 and 21,017.94

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Solution

The fourth proportional to 34,437.72, 47,527.47 and 21,017.94 is: 29,006.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,437.72 : 47,527.47 = 21,017.94 : x
  2. Step 2: Convert to fraction form
    34,437.72/47,527.47 = 21,017.94/x
  3. Step 3: Cross multiply
    34,437.72x = 47,527.47 × 21,017.94
  4. Step 4: Simplify right side
    34,437.72x = 998,929,512.81
  5. Step 5: Solve for x
    x = 998,929,512.81/34,437.72
  6. Step 6: Final answer
    x = 29,006.84

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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.