Home / 15,303.90-22,908.12-11,784.76

Finding the Fourth Proportional to 15,303.90, 22,908.12 and 11,784.76

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Solution

The fourth proportional to 15,303.90, 22,908.12 and 11,784.76 is: 17,640.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,303.90 : 22,908.12 = 11,784.76 : x
  2. Step 2: Convert to fraction form
    15,303.90/22,908.12 = 11,784.76/x
  3. Step 3: Cross multiply
    15,303.90x = 22,908.12 × 11,784.76
  4. Step 4: Simplify right side
    15,303.90x = 269,966,696.25
  5. Step 5: Solve for x
    x = 269,966,696.25/15,303.90
  6. Step 6: Final answer
    x = 17,640.39

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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.