Home / 14,954.95-20,647.77-9,298.15

Finding the Fourth Proportional to 14,954.95, 20,647.77 and 9,298.15

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Solution

The fourth proportional to 14,954.95, 20,647.77 and 9,298.15 is: 12,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954.95 : 20,647.77 = 9,298.15 : x
  2. Step 2: Convert to fraction form
    14,954.95/20,647.77 = 9,298.15/x
  3. Step 3: Cross multiply
    14,954.95x = 20,647.77 × 9,298.15
  4. Step 4: Simplify right side
    14,954.95x = 191,986,062.63
  5. Step 5: Solve for x
    x = 191,986,062.63/14,954.95
  6. Step 6: Final answer
    x = 12,837.63

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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.