Home / 39,343.64-59,021.28-14,377.86

Finding the Fourth Proportional to 39,343.64, 59,021.28 and 14,377.86

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Solution

The fourth proportional to 39,343.64, 59,021.28 and 14,377.86 is: 21,568.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,343.64 : 59,021.28 = 14,377.86 : x
  2. Step 2: Convert to fraction form
    39,343.64/59,021.28 = 14,377.86/x
  3. Step 3: Cross multiply
    39,343.64x = 59,021.28 × 14,377.86
  4. Step 4: Simplify right side
    39,343.64x = 848,599,700.86
  5. Step 5: Solve for x
    x = 848,599,700.86/39,343.64
  6. Step 6: Final answer
    x = 21,568.92

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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.