Home / 17,409.81-26,056.95-15,853.40

Finding the Fourth Proportional to 17,409.81, 26,056.95 and 15,853.40

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Solution

The fourth proportional to 17,409.81, 26,056.95 and 15,853.40 is: 23,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,409.81 : 26,056.95 = 15,853.40 : x
  2. Step 2: Convert to fraction form
    17,409.81/26,056.95 = 15,853.40/x
  3. Step 3: Cross multiply
    17,409.81x = 26,056.95 × 15,853.40
  4. Step 4: Simplify right side
    17,409.81x = 413,091,251.13
  5. Step 5: Solve for x
    x = 413,091,251.13/17,409.81
  6. Step 6: Final answer
    x = 23,727.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.