Home / 19,962.93-29,944.40-9,429.49

Finding the Fourth Proportional to 19,962.93, 29,944.40 and 9,429.49

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Solution

The fourth proportional to 19,962.93, 29,944.40 and 9,429.49 is: 14,144.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.93 : 29,944.40 = 9,429.49 : x
  2. Step 2: Convert to fraction form
    19,962.93/29,944.40 = 9,429.49/x
  3. Step 3: Cross multiply
    19,962.93x = 29,944.40 × 9,429.49
  4. Step 4: Simplify right side
    19,962.93x = 282,360,420.36
  5. Step 5: Solve for x
    x = 282,360,420.36/19,962.93
  6. Step 6: Final answer
    x = 14,144.24

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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.