Home / 42,919.23-64,376.03-14,832.75

Finding the Fourth Proportional to 42,919.23, 64,376.03 and 14,832.75

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Solution

The fourth proportional to 42,919.23, 64,376.03 and 14,832.75 is: 22,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,919.23 : 64,376.03 = 14,832.75 : x
  2. Step 2: Convert to fraction form
    42,919.23/64,376.03 = 14,832.75/x
  3. Step 3: Cross multiply
    42,919.23x = 64,376.03 × 14,832.75
  4. Step 4: Simplify right side
    42,919.23x = 954,873,484.82
  5. Step 5: Solve for x
    x = 954,873,484.82/42,919.23
  6. Step 6: Final answer
    x = 22,248.15

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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.