Home / 19,317.69-26,656.61-10,934.19

Finding the Fourth Proportional to 19,317.69, 26,656.61 and 10,934.19

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Solution

The fourth proportional to 19,317.69, 26,656.61 and 10,934.19 is: 15,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.69 : 26,656.61 = 10,934.19 : x
  2. Step 2: Convert to fraction form
    19,317.69/26,656.61 = 10,934.19/x
  3. Step 3: Cross multiply
    19,317.69x = 26,656.61 × 10,934.19
  4. Step 4: Simplify right side
    19,317.69x = 291,468,438.50
  5. Step 5: Solve for x
    x = 291,468,438.50/19,317.69
  6. Step 6: Final answer
    x = 15,088.16

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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.