Home / 35,678.46-49,225.18-20,569.19

Finding the Fourth Proportional to 35,678.46, 49,225.18 and 20,569.19

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Solution

The fourth proportional to 35,678.46, 49,225.18 and 20,569.19 is: 28,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,678.46 : 49,225.18 = 20,569.19 : x
  2. Step 2: Convert to fraction form
    35,678.46/49,225.18 = 20,569.19/x
  3. Step 3: Cross multiply
    35,678.46x = 49,225.18 × 20,569.19
  4. Step 4: Simplify right side
    35,678.46x = 1,012,522,080.20
  5. Step 5: Solve for x
    x = 1,012,522,080.20/35,678.46
  6. Step 6: Final answer
    x = 28,379.09

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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.