Home / 15,244.52-21,036.66-8,530.16

Finding the Fourth Proportional to 15,244.52, 21,036.66 and 8,530.16

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Solution

The fourth proportional to 15,244.52, 21,036.66 and 8,530.16 is: 11,771.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,244.52 : 21,036.66 = 8,530.16 : x
  2. Step 2: Convert to fraction form
    15,244.52/21,036.66 = 8,530.16/x
  3. Step 3: Cross multiply
    15,244.52x = 21,036.66 × 8,530.16
  4. Step 4: Simplify right side
    15,244.52x = 179,446,075.67
  5. Step 5: Solve for x
    x = 179,446,075.67/15,244.52
  6. Step 6: Final answer
    x = 11,771.19

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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.