Home / 60,545.05-90,820.99-18,426.51

Finding the Fourth Proportional to 60,545.05, 90,820.99 and 18,426.51

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Solution

The fourth proportional to 60,545.05, 90,820.99 and 18,426.51 is: 27,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,545.05 : 90,820.99 = 18,426.51 : x
  2. Step 2: Convert to fraction form
    60,545.05/90,820.99 = 18,426.51/x
  3. Step 3: Cross multiply
    60,545.05x = 90,820.99 × 18,426.51
  4. Step 4: Simplify right side
    60,545.05x = 1,673,513,880.44
  5. Step 5: Solve for x
    x = 1,673,513,880.44/60,545.05
  6. Step 6: Final answer
    x = 27,640.80

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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.