Home / 26,411.59-36,448.14-15,798.57

Finding the Fourth Proportional to 26,411.59, 36,448.14 and 15,798.57

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Solution

The fourth proportional to 26,411.59, 36,448.14 and 15,798.57 is: 21,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,411.59 : 36,448.14 = 15,798.57 : x
  2. Step 2: Convert to fraction form
    26,411.59/36,448.14 = 15,798.57/x
  3. Step 3: Cross multiply
    26,411.59x = 36,448.14 × 15,798.57
  4. Step 4: Simplify right side
    26,411.59x = 575,828,491.16
  5. Step 5: Solve for x
    x = 575,828,491.16/26,411.59
  6. Step 6: Final answer
    x = 21,802.11

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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.