Home / 26,011.61-35,889.77-15,802.43

Finding the Fourth Proportional to 26,011.61, 35,889.77 and 15,802.43

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Solution

The fourth proportional to 26,011.61, 35,889.77 and 15,802.43 is: 21,803.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.61 : 35,889.77 = 15,802.43 : x
  2. Step 2: Convert to fraction form
    26,011.61/35,889.77 = 15,802.43/x
  3. Step 3: Cross multiply
    26,011.61x = 35,889.77 × 15,802.43
  4. Step 4: Simplify right side
    26,011.61x = 567,145,707.37
  5. Step 5: Solve for x
    x = 567,145,707.37/26,011.61
  6. Step 6: Final answer
    x = 21,803.56

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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.