Home / 19,426.34-26,808.30-10,928.46

Finding the Fourth Proportional to 19,426.34, 26,808.30 and 10,928.46

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Solution

The fourth proportional to 19,426.34, 26,808.30 and 10,928.46 is: 15,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.34 : 26,808.30 = 10,928.46 : x
  2. Step 2: Convert to fraction form
    19,426.34/26,808.30 = 10,928.46/x
  3. Step 3: Cross multiply
    19,426.34x = 26,808.30 × 10,928.46
  4. Step 4: Simplify right side
    19,426.34x = 292,973,459.35
  5. Step 5: Solve for x
    x = 292,973,459.35/19,426.34
  6. Step 6: Final answer
    x = 15,081.25

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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.