Home / 47,089.20-70,633.80-19,022.70

Finding the Fourth Proportional to 47,089.20, 70,633.80 and 19,022.70

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Solution

The fourth proportional to 47,089.20, 70,633.80 and 19,022.70 is: 28,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.20 : 70,633.80 = 19,022.70 : x
  2. Step 2: Convert to fraction form
    47,089.20/70,633.80 = 19,022.70/x
  3. Step 3: Cross multiply
    47,089.20x = 70,633.80 × 19,022.70
  4. Step 4: Simplify right side
    47,089.20x = 1,343,645,587.26
  5. Step 5: Solve for x
    x = 1,343,645,587.26/47,089.20
  6. Step 6: Final answer
    x = 28,534.05

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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.