Home / 22,430.02-33,619.89-9,099.92

Finding the Fourth Proportional to 22,430.02, 33,619.89 and 9,099.92

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Solution

The fourth proportional to 22,430.02, 33,619.89 and 9,099.92 is: 13,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,430.02 : 33,619.89 = 9,099.92 : x
  2. Step 2: Convert to fraction form
    22,430.02/33,619.89 = 9,099.92/x
  3. Step 3: Cross multiply
    22,430.02x = 33,619.89 × 9,099.92
  4. Step 4: Simplify right side
    22,430.02x = 305,938,309.41
  5. Step 5: Solve for x
    x = 305,938,309.41/22,430.02
  6. Step 6: Final answer
    x = 13,639.68

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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.