Home / 19,574.17-29,364.31-6,423.55

Finding the Fourth Proportional to 19,574.17, 29,364.31 and 6,423.55

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Solution

The fourth proportional to 19,574.17, 29,364.31 and 6,423.55 is: 9,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.17 : 29,364.31 = 6,423.55 : x
  2. Step 2: Convert to fraction form
    19,574.17/29,364.31 = 6,423.55/x
  3. Step 3: Cross multiply
    19,574.17x = 29,364.31 × 6,423.55
  4. Step 4: Simplify right side
    19,574.17x = 188,622,966.68
  5. Step 5: Solve for x
    x = 188,622,966.68/19,574.17
  6. Step 6: Final answer
    x = 9,636.32

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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.