Home / 42,256.32-63,385.32-12,674.64

Finding the Fourth Proportional to 42,256.32, 63,385.32 and 12,674.64

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Solution

The fourth proportional to 42,256.32, 63,385.32 and 12,674.64 is: 19,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,256.32 : 63,385.32 = 12,674.64 : x
  2. Step 2: Convert to fraction form
    42,256.32/63,385.32 = 12,674.64/x
  3. Step 3: Cross multiply
    42,256.32x = 63,385.32 × 12,674.64
  4. Step 4: Simplify right side
    42,256.32x = 803,386,112.28
  5. Step 5: Solve for x
    x = 803,386,112.28/42,256.32
  6. Step 6: Final answer
    x = 19,012.21

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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.