Home / 26,715.24-36,866.13-14,615.67

Finding the Fourth Proportional to 26,715.24, 36,866.13 and 14,615.67

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Solution

The fourth proportional to 26,715.24, 36,866.13 and 14,615.67 is: 20,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.24 : 36,866.13 = 14,615.67 : x
  2. Step 2: Convert to fraction form
    26,715.24/36,866.13 = 14,615.67/x
  3. Step 3: Cross multiply
    26,715.24x = 36,866.13 × 14,615.67
  4. Step 4: Simplify right side
    26,715.24x = 538,823,190.26
  5. Step 5: Solve for x
    x = 538,823,190.26/26,715.24
  6. Step 6: Final answer
    x = 20,169.13

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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.