Home / 19,011.66-26,235.02-10,513.28

Finding the Fourth Proportional to 19,011.66, 26,235.02 and 10,513.28

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Solution

The fourth proportional to 19,011.66, 26,235.02 and 10,513.28 is: 14,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.66 : 26,235.02 = 10,513.28 : x
  2. Step 2: Convert to fraction form
    19,011.66/26,235.02 = 10,513.28/x
  3. Step 3: Cross multiply
    19,011.66x = 26,235.02 × 10,513.28
  4. Step 4: Simplify right side
    19,011.66x = 275,816,111.07
  5. Step 5: Solve for x
    x = 275,816,111.07/19,011.66
  6. Step 6: Final answer
    x = 14,507.73

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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.