Home / 42,346.08-63,467.28-14,611.68

Finding the Fourth Proportional to 42,346.08, 63,467.28 and 14,611.68

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Solution

The fourth proportional to 42,346.08, 63,467.28 and 14,611.68 is: 21,899.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,346.08 : 63,467.28 = 14,611.68 : x
  2. Step 2: Convert to fraction form
    42,346.08/63,467.28 = 14,611.68/x
  3. Step 3: Cross multiply
    42,346.08x = 63,467.28 × 14,611.68
  4. Step 4: Simplify right side
    42,346.08x = 927,363,585.83
  5. Step 5: Solve for x
    x = 927,363,585.83/42,346.08
  6. Step 6: Final answer
    x = 21,899.63

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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.