Home / 13,192.63-18,207.56-7,526.07

Finding the Fourth Proportional to 13,192.63, 18,207.56 and 7,526.07

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Solution

The fourth proportional to 13,192.63, 18,207.56 and 7,526.07 is: 10,386.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.63 : 18,207.56 = 7,526.07 : x
  2. Step 2: Convert to fraction form
    13,192.63/18,207.56 = 7,526.07/x
  3. Step 3: Cross multiply
    13,192.63x = 18,207.56 × 7,526.07
  4. Step 4: Simplify right side
    13,192.63x = 137,031,333.46
  5. Step 5: Solve for x
    x = 137,031,333.46/13,192.63
  6. Step 6: Final answer
    x = 10,386.96

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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.