Home / 26,582.31-36,688.91-15,259.47

Finding the Fourth Proportional to 26,582.31, 36,688.91 and 15,259.47

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Solution

The fourth proportional to 26,582.31, 36,688.91 and 15,259.47 is: 21,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,582.31 : 36,688.91 = 15,259.47 : x
  2. Step 2: Convert to fraction form
    26,582.31/36,688.91 = 15,259.47/x
  3. Step 3: Cross multiply
    26,582.31x = 36,688.91 × 15,259.47
  4. Step 4: Simplify right side
    26,582.31x = 559,853,321.48
  5. Step 5: Solve for x
    x = 559,853,321.48/26,582.31
  6. Step 6: Final answer
    x = 21,061.12

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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.