Home / 34,378.30-47,443.35-19,271.25

Finding the Fourth Proportional to 34,378.30, 47,443.35 and 19,271.25

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Solution

The fourth proportional to 34,378.30, 47,443.35 and 19,271.25 is: 26,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,378.30 : 47,443.35 = 19,271.25 : x
  2. Step 2: Convert to fraction form
    34,378.30/47,443.35 = 19,271.25/x
  3. Step 3: Cross multiply
    34,378.30x = 47,443.35 × 19,271.25
  4. Step 4: Simplify right side
    34,378.30x = 914,292,658.69
  5. Step 5: Solve for x
    x = 914,292,658.69/34,378.30
  6. Step 6: Final answer
    x = 26,595.05

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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.