Home / 19,268.72-26,587.74-11,711.01

Finding the Fourth Proportional to 19,268.72, 26,587.74 and 11,711.01

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Solution

The fourth proportional to 19,268.72, 26,587.74 and 11,711.01 is: 16,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.72 : 26,587.74 = 11,711.01 : x
  2. Step 2: Convert to fraction form
    19,268.72/26,587.74 = 11,711.01/x
  3. Step 3: Cross multiply
    19,268.72x = 26,587.74 × 11,711.01
  4. Step 4: Simplify right side
    19,268.72x = 311,369,289.02
  5. Step 5: Solve for x
    x = 311,369,289.02/19,268.72
  6. Step 6: Final answer
    x = 16,159.31

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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.