Home / 14,523.06-20,041.56-9,477.72

Finding the Fourth Proportional to 14,523.06, 20,041.56 and 9,477.72

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Solution

The fourth proportional to 14,523.06, 20,041.56 and 9,477.72 is: 13,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.06 : 20,041.56 = 9,477.72 : x
  2. Step 2: Convert to fraction form
    14,523.06/20,041.56 = 9,477.72/x
  3. Step 3: Cross multiply
    14,523.06x = 20,041.56 × 9,477.72
  4. Step 4: Simplify right side
    14,523.06x = 189,948,294.04
  5. Step 5: Solve for x
    x = 189,948,294.04/14,523.06
  6. Step 6: Final answer
    x = 13,079.08

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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.