Home / 42,361.32-63,497.64-14,271.66

Finding the Fourth Proportional to 42,361.32, 63,497.64 and 14,271.66

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Solution

The fourth proportional to 42,361.32, 63,497.64 and 14,271.66 is: 21,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,361.32 : 63,497.64 = 14,271.66 : x
  2. Step 2: Convert to fraction form
    42,361.32/63,497.64 = 14,271.66/x
  3. Step 3: Cross multiply
    42,361.32x = 63,497.64 × 14,271.66
  4. Step 4: Simplify right side
    42,361.32x = 906,216,913.48
  5. Step 5: Solve for x
    x = 906,216,913.48/42,361.32
  6. Step 6: Final answer
    x = 21,392.56

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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.