Home / 19,322.69-26,663.51-10,939.19

Finding the Fourth Proportional to 19,322.69, 26,663.51 and 10,939.19

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Solution

The fourth proportional to 19,322.69, 26,663.51 and 10,939.19 is: 15,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.69 : 26,663.51 = 10,939.19 : x
  2. Step 2: Convert to fraction form
    19,322.69/26,663.51 = 10,939.19/x
  3. Step 3: Cross multiply
    19,322.69x = 26,663.51 × 10,939.19
  4. Step 4: Simplify right side
    19,322.69x = 291,677,095.99
  5. Step 5: Solve for x
    x = 291,677,095.99/19,322.69
  6. Step 6: Final answer
    x = 15,095.06

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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.