Home / 19,507.35-26,919.95-10,554.66

Finding the Fourth Proportional to 19,507.35, 26,919.95 and 10,554.66

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Solution

The fourth proportional to 19,507.35, 26,919.95 and 10,554.66 is: 14,565.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507.35 : 26,919.95 = 10,554.66 : x
  2. Step 2: Convert to fraction form
    19,507.35/26,919.95 = 10,554.66/x
  3. Step 3: Cross multiply
    19,507.35x = 26,919.95 × 10,554.66
  4. Step 4: Simplify right side
    19,507.35x = 284,130,919.47
  5. Step 5: Solve for x
    x = 284,130,919.47/19,507.35
  6. Step 6: Final answer
    x = 14,565.33

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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.