Home / 20,632.17-28,421.96-14,950.11

Finding the Fourth Proportional to 20,632.17, 28,421.96 and 14,950.11

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Solution

The fourth proportional to 20,632.17, 28,421.96 and 14,950.11 is: 20,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632.17 : 28,421.96 = 14,950.11 : x
  2. Step 2: Convert to fraction form
    20,632.17/28,421.96 = 14,950.11/x
  3. Step 3: Cross multiply
    20,632.17x = 28,421.96 × 14,950.11
  4. Step 4: Simplify right side
    20,632.17x = 424,911,353.67
  5. Step 5: Solve for x
    x = 424,911,353.67/20,632.17
  6. Step 6: Final answer
    x = 20,594.60

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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.