Home / 30,354.86-45,545.39-16,298.47

Finding the Fourth Proportional to 30,354.86, 45,545.39 and 16,298.47

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Solution

The fourth proportional to 30,354.86, 45,545.39 and 16,298.47 is: 24,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354.86 : 45,545.39 = 16,298.47 : x
  2. Step 2: Convert to fraction form
    30,354.86/45,545.39 = 16,298.47/x
  3. Step 3: Cross multiply
    30,354.86x = 45,545.39 × 16,298.47
  4. Step 4: Simplify right side
    30,354.86x = 742,319,952.92
  5. Step 5: Solve for x
    x = 742,319,952.92/30,354.86
  6. Step 6: Final answer
    x = 24,454.73

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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.