Home / 30,545.15-45,838.47-16,509.48

Finding the Fourth Proportional to 30,545.15, 45,838.47 and 16,509.48

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Solution

The fourth proportional to 30,545.15, 45,838.47 and 16,509.48 is: 24,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,545.15 : 45,838.47 = 16,509.48 : x
  2. Step 2: Convert to fraction form
    30,545.15/45,838.47 = 16,509.48/x
  3. Step 3: Cross multiply
    30,545.15x = 45,838.47 × 16,509.48
  4. Step 4: Simplify right side
    30,545.15x = 756,769,193.71
  5. Step 5: Solve for x
    x = 756,769,193.71/30,545.15
  6. Step 6: Final answer
    x = 24,775.43

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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.