Home / 20,632.40-30,926.52-9,526.16

Finding the Fourth Proportional to 20,632.40, 30,926.52 and 9,526.16

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Solution

The fourth proportional to 20,632.40, 30,926.52 and 9,526.16 is: 14,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632.40 : 30,926.52 = 9,526.16 : x
  2. Step 2: Convert to fraction form
    20,632.40/30,926.52 = 9,526.16/x
  3. Step 3: Cross multiply
    20,632.40x = 30,926.52 × 9,526.16
  4. Step 4: Simplify right side
    20,632.40x = 294,610,977.76
  5. Step 5: Solve for x
    x = 294,610,977.76/20,632.40
  6. Step 6: Final answer
    x = 14,279.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.