Home / 51,564.45-77,346.74-14,124.84

Finding the Fourth Proportional to 51,564.45, 77,346.74 and 14,124.84

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Solution

The fourth proportional to 51,564.45, 77,346.74 and 14,124.84 is: 21,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,564.45 : 77,346.74 = 14,124.84 : x
  2. Step 2: Convert to fraction form
    51,564.45/77,346.74 = 14,124.84/x
  3. Step 3: Cross multiply
    51,564.45x = 77,346.74 × 14,124.84
  4. Step 4: Simplify right side
    51,564.45x = 1,092,510,594.79
  5. Step 5: Solve for x
    x = 1,092,510,594.79/51,564.45
  6. Step 6: Final answer
    x = 21,187.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.