Home / 23,491.21-32,416.65-13,417.66

Finding the Fourth Proportional to 23,491.21, 32,416.65 and 13,417.66

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Solution

The fourth proportional to 23,491.21, 32,416.65 and 13,417.66 is: 18,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,491.21 : 32,416.65 = 13,417.66 : x
  2. Step 2: Convert to fraction form
    23,491.21/32,416.65 = 13,417.66/x
  3. Step 3: Cross multiply
    23,491.21x = 32,416.65 × 13,417.66
  4. Step 4: Simplify right side
    23,491.21x = 434,955,588.04
  5. Step 5: Solve for x
    x = 434,955,588.04/23,491.21
  6. Step 6: Final answer
    x = 18,515.67

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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.