Home / 19,157.32-26,436.15-10,659.94

Finding the Fourth Proportional to 19,157.32, 26,436.15 and 10,659.94

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Solution

The fourth proportional to 19,157.32, 26,436.15 and 10,659.94 is: 14,710.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.32 : 26,436.15 = 10,659.94 : x
  2. Step 2: Convert to fraction form
    19,157.32/26,436.15 = 10,659.94/x
  3. Step 3: Cross multiply
    19,157.32x = 26,436.15 × 10,659.94
  4. Step 4: Simplify right side
    19,157.32x = 281,807,772.83
  5. Step 5: Solve for x
    x = 281,807,772.83/19,157.32
  6. Step 6: Final answer
    x = 14,710.19

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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.