Home / 19,376.66-29,040.59-10,491.63

Finding the Fourth Proportional to 19,376.66, 29,040.59 and 10,491.63

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Solution

The fourth proportional to 19,376.66, 29,040.59 and 10,491.63 is: 15,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.66 : 29,040.59 = 10,491.63 : x
  2. Step 2: Convert to fraction form
    19,376.66/29,040.59 = 10,491.63/x
  3. Step 3: Cross multiply
    19,376.66x = 29,040.59 × 10,491.63
  4. Step 4: Simplify right side
    19,376.66x = 304,683,151.49
  5. Step 5: Solve for x
    x = 304,683,151.49/19,376.66
  6. Step 6: Final answer
    x = 15,724.24

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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.