Home / 14,707.95-20,294.74-8,334.17

Finding the Fourth Proportional to 14,707.95, 20,294.74 and 8,334.17

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Solution

The fourth proportional to 14,707.95, 20,294.74 and 8,334.17 is: 11,499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,707.95 : 20,294.74 = 8,334.17 : x
  2. Step 2: Convert to fraction form
    14,707.95/20,294.74 = 8,334.17/x
  3. Step 3: Cross multiply
    14,707.95x = 20,294.74 × 8,334.17
  4. Step 4: Simplify right side
    14,707.95x = 169,139,813.27
  5. Step 5: Solve for x
    x = 169,139,813.27/14,707.95
  6. Step 6: Final answer
    x = 11,499.89

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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.