Home / 26,336.45-36,347.72-15,009.99

Finding the Fourth Proportional to 26,336.45, 36,347.72 and 15,009.99

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Solution

The fourth proportional to 26,336.45, 36,347.72 and 15,009.99 is: 20,715.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,336.45 : 36,347.72 = 15,009.99 : x
  2. Step 2: Convert to fraction form
    26,336.45/36,347.72 = 15,009.99/x
  3. Step 3: Cross multiply
    26,336.45x = 36,347.72 × 15,009.99
  4. Step 4: Simplify right side
    26,336.45x = 545,578,838.67
  5. Step 5: Solve for x
    x = 545,578,838.67/26,336.45
  6. Step 6: Final answer
    x = 20,715.74

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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.