Home / 19,569.04-29,349.72-6,422.80

Finding the Fourth Proportional to 19,569.04, 29,349.72 and 6,422.80

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Solution

The fourth proportional to 19,569.04, 29,349.72 and 6,422.80 is: 9,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.04 : 29,349.72 = 6,422.80 : x
  2. Step 2: Convert to fraction form
    19,569.04/29,349.72 = 6,422.80/x
  3. Step 3: Cross multiply
    19,569.04x = 29,349.72 × 6,422.80
  4. Step 4: Simplify right side
    19,569.04x = 188,507,381.62
  5. Step 5: Solve for x
    x = 188,507,381.62/19,569.04
  6. Step 6: Final answer
    x = 9,632.94

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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.