Home / 13,566.42-18,721.08-7,597.08

Finding the Fourth Proportional to 13,566.42, 18,721.08 and 7,597.08

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Solution

The fourth proportional to 13,566.42, 18,721.08 and 7,597.08 is: 10,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.42 : 18,721.08 = 7,597.08 : x
  2. Step 2: Convert to fraction form
    13,566.42/18,721.08 = 7,597.08/x
  3. Step 3: Cross multiply
    13,566.42x = 18,721.08 × 7,597.08
  4. Step 4: Simplify right side
    13,566.42x = 142,225,542.45
  5. Step 5: Solve for x
    x = 142,225,542.45/13,566.42
  6. Step 6: Final answer
    x = 10,483.65

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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.