Home / 19,368.24-26,730.03-10,870.37

Finding the Fourth Proportional to 19,368.24, 26,730.03 and 10,870.37

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Solution

The fourth proportional to 19,368.24, 26,730.03 and 10,870.37 is: 15,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.24 : 26,730.03 = 10,870.37 : x
  2. Step 2: Convert to fraction form
    19,368.24/26,730.03 = 10,870.37/x
  3. Step 3: Cross multiply
    19,368.24x = 26,730.03 × 10,870.37
  4. Step 4: Simplify right side
    19,368.24x = 290,565,182.56
  5. Step 5: Solve for x
    x = 290,565,182.56/19,368.24
  6. Step 6: Final answer
    x = 15,002.15

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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.