Home / 14,887.72-20,535.30-9,574.12

Finding the Fourth Proportional to 14,887.72, 20,535.30 and 9,574.12

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Solution

The fourth proportional to 14,887.72, 20,535.30 and 9,574.12 is: 13,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,887.72 : 20,535.30 = 9,574.12 : x
  2. Step 2: Convert to fraction form
    14,887.72/20,535.30 = 9,574.12/x
  3. Step 3: Cross multiply
    14,887.72x = 20,535.30 × 9,574.12
  4. Step 4: Simplify right side
    14,887.72x = 196,607,426.44
  5. Step 5: Solve for x
    x = 196,607,426.44/14,887.72
  6. Step 6: Final answer
    x = 13,206.01

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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.