Home / 22,119.91-30,545.77-14,056.23

Finding the Fourth Proportional to 22,119.91, 30,545.77 and 14,056.23

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Solution

The fourth proportional to 22,119.91, 30,545.77 and 14,056.23 is: 19,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.91 : 30,545.77 = 14,056.23 : x
  2. Step 2: Convert to fraction form
    22,119.91/30,545.77 = 14,056.23/x
  3. Step 3: Cross multiply
    22,119.91x = 30,545.77 × 14,056.23
  4. Step 4: Simplify right side
    22,119.91x = 429,358,368.65
  5. Step 5: Solve for x
    x = 429,358,368.65/22,119.91
  6. Step 6: Final answer
    x = 19,410.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.