Home / 14,089.10-19,442.95-7,801.47

Finding the Fourth Proportional to 14,089.10, 19,442.95 and 7,801.47

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Solution

The fourth proportional to 14,089.10, 19,442.95 and 7,801.47 is: 10,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.10 : 19,442.95 = 7,801.47 : x
  2. Step 2: Convert to fraction form
    14,089.10/19,442.95 = 7,801.47/x
  3. Step 3: Cross multiply
    14,089.10x = 19,442.95 × 7,801.47
  4. Step 4: Simplify right side
    14,089.10x = 151,683,591.14
  5. Step 5: Solve for x
    x = 151,683,591.14/14,089.10
  6. Step 6: Final answer
    x = 10,766.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.