Home / 19,690.02-29,535.03-11,364.71

Finding the Fourth Proportional to 19,690.02, 29,535.03 and 11,364.71

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Solution

The fourth proportional to 19,690.02, 29,535.03 and 11,364.71 is: 17,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690.02 : 29,535.03 = 11,364.71 : x
  2. Step 2: Convert to fraction form
    19,690.02/29,535.03 = 11,364.71/x
  3. Step 3: Cross multiply
    19,690.02x = 29,535.03 × 11,364.71
  4. Step 4: Simplify right side
    19,690.02x = 335,656,903.12
  5. Step 5: Solve for x
    x = 335,656,903.12/19,690.02
  6. Step 6: Final answer
    x = 17,047.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.