Home / 19,261.68-26,580.78-10,763.25

Finding the Fourth Proportional to 19,261.68, 26,580.78 and 10,763.25

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Solution

The fourth proportional to 19,261.68, 26,580.78 and 10,763.25 is: 14,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.68 : 26,580.78 = 10,763.25 : x
  2. Step 2: Convert to fraction form
    19,261.68/26,580.78 = 10,763.25/x
  3. Step 3: Cross multiply
    19,261.68x = 26,580.78 × 10,763.25
  4. Step 4: Simplify right side
    19,261.68x = 286,095,580.34
  5. Step 5: Solve for x
    x = 286,095,580.34/19,261.68
  6. Step 6: Final answer
    x = 14,853.10

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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.