Home / 34,288.80-47,322.90-19,182.30

Finding the Fourth Proportional to 34,288.80, 47,322.90 and 19,182.30

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Solution

The fourth proportional to 34,288.80, 47,322.90 and 19,182.30 is: 26,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,288.80 : 47,322.90 = 19,182.30 : x
  2. Step 2: Convert to fraction form
    34,288.80/47,322.90 = 19,182.30/x
  3. Step 3: Cross multiply
    34,288.80x = 47,322.90 × 19,182.30
  4. Step 4: Simplify right side
    34,288.80x = 907,762,064.67
  5. Step 5: Solve for x
    x = 907,762,064.67/34,288.80
  6. Step 6: Final answer
    x = 26,474.01

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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.