Home / 47,030.85-70,545.50-18,950.22

Finding the Fourth Proportional to 47,030.85, 70,545.50 and 18,950.22

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Solution

The fourth proportional to 47,030.85, 70,545.50 and 18,950.22 is: 28,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.85 : 70,545.50 = 18,950.22 : x
  2. Step 2: Convert to fraction form
    47,030.85/70,545.50 = 18,950.22/x
  3. Step 3: Cross multiply
    47,030.85x = 70,545.50 × 18,950.22
  4. Step 4: Simplify right side
    47,030.85x = 1,336,852,745.01
  5. Step 5: Solve for x
    x = 1,336,852,745.01/47,030.85
  6. Step 6: Final answer
    x = 28,425.02

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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.