Home / 19,774.90-29,653.71-5,920.66

Finding the Fourth Proportional to 19,774.90, 29,653.71 and 5,920.66

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Solution

The fourth proportional to 19,774.90, 29,653.71 and 5,920.66 is: 8,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.90 : 29,653.71 = 5,920.66 : x
  2. Step 2: Convert to fraction form
    19,774.90/29,653.71 = 5,920.66/x
  3. Step 3: Cross multiply
    19,774.90x = 29,653.71 × 5,920.66
  4. Step 4: Simplify right side
    19,774.90x = 175,569,534.65
  5. Step 5: Solve for x
    x = 175,569,534.65/19,774.90
  6. Step 6: Final answer
    x = 8,878.40

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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.