Home / 19,106.48-28,639.07-9,232.18

Finding the Fourth Proportional to 19,106.48, 28,639.07 and 9,232.18

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Solution

The fourth proportional to 19,106.48, 28,639.07 and 9,232.18 is: 13,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.48 : 28,639.07 = 9,232.18 : x
  2. Step 2: Convert to fraction form
    19,106.48/28,639.07 = 9,232.18/x
  3. Step 3: Cross multiply
    19,106.48x = 28,639.07 × 9,232.18
  4. Step 4: Simplify right side
    19,106.48x = 264,400,966.13
  5. Step 5: Solve for x
    x = 264,400,966.13/19,106.48
  6. Step 6: Final answer
    x = 13,838.29

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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.