Home / 16,545.42-24,784.70-13,219.29

Finding the Fourth Proportional to 16,545.42, 24,784.70 and 13,219.29

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Solution

The fourth proportional to 16,545.42, 24,784.70 and 13,219.29 is: 19,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.42 : 24,784.70 = 13,219.29 : x
  2. Step 2: Convert to fraction form
    16,545.42/24,784.70 = 13,219.29/x
  3. Step 3: Cross multiply
    16,545.42x = 24,784.70 × 13,219.29
  4. Step 4: Simplify right side
    16,545.42x = 327,636,070.77
  5. Step 5: Solve for x
    x = 327,636,070.77/16,545.42
  6. Step 6: Final answer
    x = 19,802.22

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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.