Home / 22,421.34-30,928.50-14,023.26

Finding the Fourth Proportional to 22,421.34, 30,928.50 and 14,023.26

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Solution

The fourth proportional to 22,421.34, 30,928.50 and 14,023.26 is: 19,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421.34 : 30,928.50 = 14,023.26 : x
  2. Step 2: Convert to fraction form
    22,421.34/30,928.50 = 14,023.26/x
  3. Step 3: Cross multiply
    22,421.34x = 30,928.50 × 14,023.26
  4. Step 4: Simplify right side
    22,421.34x = 433,718,396.91
  5. Step 5: Solve for x
    x = 433,718,396.91/22,421.34
  6. Step 6: Final answer
    x = 19,344.00

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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.