Home / 19,089.36-28,637.11-7,248.13

Finding the Fourth Proportional to 19,089.36, 28,637.11 and 7,248.13

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Solution

The fourth proportional to 19,089.36, 28,637.11 and 7,248.13 is: 10,873.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.36 : 28,637.11 = 7,248.13 : x
  2. Step 2: Convert to fraction form
    19,089.36/28,637.11 = 7,248.13/x
  3. Step 3: Cross multiply
    19,089.36x = 28,637.11 × 7,248.13
  4. Step 4: Simplify right side
    19,089.36x = 207,565,406.39
  5. Step 5: Solve for x
    x = 207,565,406.39/19,089.36
  6. Step 6: Final answer
    x = 10,873.36

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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.