Home / 19,125.70-26,392.47-10,628.32

Finding the Fourth Proportional to 19,125.70, 26,392.47 and 10,628.32

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Solution

The fourth proportional to 19,125.70, 26,392.47 and 10,628.32 is: 14,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.70 : 26,392.47 = 10,628.32 : x
  2. Step 2: Convert to fraction form
    19,125.70/26,392.47 = 10,628.32/x
  3. Step 3: Cross multiply
    19,125.70x = 26,392.47 × 10,628.32
  4. Step 4: Simplify right side
    19,125.70x = 280,507,616.75
  5. Step 5: Solve for x
    x = 280,507,616.75/19,125.70
  6. Step 6: Final answer
    x = 14,666.53

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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.