Home / 14,342.81-19,787.54-10,574.93

Finding the Fourth Proportional to 14,342.81, 19,787.54 and 10,574.93

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Solution

The fourth proportional to 14,342.81, 19,787.54 and 10,574.93 is: 14,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.81 : 19,787.54 = 10,574.93 : x
  2. Step 2: Convert to fraction form
    14,342.81/19,787.54 = 10,574.93/x
  3. Step 3: Cross multiply
    14,342.81x = 19,787.54 × 10,574.93
  4. Step 4: Simplify right side
    14,342.81x = 209,251,698.56
  5. Step 5: Solve for x
    x = 209,251,698.56/14,342.81
  6. Step 6: Final answer
    x = 14,589.31

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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.