Home / 25,846.63-35,671.65-15,772.93

Finding the Fourth Proportional to 25,846.63, 35,671.65 and 15,772.93

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Solution

The fourth proportional to 25,846.63, 35,671.65 and 15,772.93 is: 21,768.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,846.63 : 35,671.65 = 15,772.93 : x
  2. Step 2: Convert to fraction form
    25,846.63/35,671.65 = 15,772.93/x
  3. Step 3: Cross multiply
    25,846.63x = 35,671.65 × 15,772.93
  4. Step 4: Simplify right side
    25,846.63x = 562,646,438.43
  5. Step 5: Solve for x
    x = 562,646,438.43/25,846.63
  6. Step 6: Final answer
    x = 21,768.66

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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.