Home / 19,507.54-26,920.21-10,554.84

Finding the Fourth Proportional to 19,507.54, 26,920.21 and 10,554.84

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Solution

The fourth proportional to 19,507.54, 26,920.21 and 10,554.84 is: 14,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507.54 : 26,920.21 = 10,554.84 : x
  2. Step 2: Convert to fraction form
    19,507.54/26,920.21 = 10,554.84/x
  3. Step 3: Cross multiply
    19,507.54x = 26,920.21 × 10,554.84
  4. Step 4: Simplify right side
    19,507.54x = 284,138,509.32
  5. Step 5: Solve for x
    x = 284,138,509.32/19,507.54
  6. Step 6: Final answer
    x = 14,565.57

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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.