Home / 19,510.02-26,917.11-11,011.05

Finding the Fourth Proportional to 19,510.02, 26,917.11 and 11,011.05

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Solution

The fourth proportional to 19,510.02, 26,917.11 and 11,011.05 is: 15,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510.02 : 26,917.11 = 11,011.05 : x
  2. Step 2: Convert to fraction form
    19,510.02/26,917.11 = 11,011.05/x
  3. Step 3: Cross multiply
    19,510.02x = 26,917.11 × 11,011.05
  4. Step 4: Simplify right side
    19,510.02x = 296,385,644.07
  5. Step 5: Solve for x
    x = 296,385,644.07/19,510.02
  6. Step 6: Final answer
    x = 15,191.46

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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.