Home / 13,254.34-18,291.54-7,588.66

Finding the Fourth Proportional to 13,254.34, 18,291.54 and 7,588.66

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Solution

The fourth proportional to 13,254.34, 18,291.54 and 7,588.66 is: 10,472.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.34 : 18,291.54 = 7,588.66 : x
  2. Step 2: Convert to fraction form
    13,254.34/18,291.54 = 7,588.66/x
  3. Step 3: Cross multiply
    13,254.34x = 18,291.54 × 7,588.66
  4. Step 4: Simplify right side
    13,254.34x = 138,808,277.94
  5. Step 5: Solve for x
    x = 138,808,277.94/13,254.34
  6. Step 6: Final answer
    x = 10,472.67

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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.