Home / 47,309.72-70,926.12-19,242.92

Finding the Fourth Proportional to 47,309.72, 70,926.12 and 19,242.92

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Solution

The fourth proportional to 47,309.72, 70,926.12 and 19,242.92 is: 28,848.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,309.72 : 70,926.12 = 19,242.92 : x
  2. Step 2: Convert to fraction form
    47,309.72/70,926.12 = 19,242.92/x
  3. Step 3: Cross multiply
    47,309.72x = 70,926.12 × 19,242.92
  4. Step 4: Simplify right side
    47,309.72x = 1,364,825,653.07
  5. Step 5: Solve for x
    x = 1,364,825,653.07/47,309.72
  6. Step 6: Final answer
    x = 28,848.74

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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.