Home / 15,907.11-21,937.14-10,810.23

Finding the Fourth Proportional to 15,907.11, 21,937.14 and 10,810.23

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Solution

The fourth proportional to 15,907.11, 21,937.14 and 10,810.23 is: 14,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907.11 : 21,937.14 = 10,810.23 : x
  2. Step 2: Convert to fraction form
    15,907.11/21,937.14 = 10,810.23/x
  3. Step 3: Cross multiply
    15,907.11x = 21,937.14 × 10,810.23
  4. Step 4: Simplify right side
    15,907.11x = 237,145,559.96
  5. Step 5: Solve for x
    x = 237,145,559.96/15,907.11
  6. Step 6: Final answer
    x = 14,908.15

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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.