Home / 42,037.64-63,056.32-13,959.82

Finding the Fourth Proportional to 42,037.64, 63,056.32 and 13,959.82

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Solution

The fourth proportional to 42,037.64, 63,056.32 and 13,959.82 is: 20,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,037.64 : 63,056.32 = 13,959.82 : x
  2. Step 2: Convert to fraction form
    42,037.64/63,056.32 = 13,959.82/x
  3. Step 3: Cross multiply
    42,037.64x = 63,056.32 × 13,959.82
  4. Step 4: Simplify right side
    42,037.64x = 880,254,877.06
  5. Step 5: Solve for x
    x = 880,254,877.06/42,037.64
  6. Step 6: Final answer
    x = 20,939.68

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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.