Home / 19,426.35-26,807.70-10,928.64

Finding the Fourth Proportional to 19,426.35, 26,807.70 and 10,928.64

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Solution

The fourth proportional to 19,426.35, 26,807.70 and 10,928.64 is: 15,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.35 : 26,807.70 = 10,928.64 : x
  2. Step 2: Convert to fraction form
    19,426.35/26,807.70 = 10,928.64/x
  3. Step 3: Cross multiply
    19,426.35x = 26,807.70 × 10,928.64
  4. Step 4: Simplify right side
    19,426.35x = 292,971,702.53
  5. Step 5: Solve for x
    x = 292,971,702.53/19,426.35
  6. Step 6: Final answer
    x = 15,081.15

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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.