Home / 42,737.90-64,093.17-14,268.74

Finding the Fourth Proportional to 42,737.90, 64,093.17 and 14,268.74

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Solution

The fourth proportional to 42,737.90, 64,093.17 and 14,268.74 is: 21,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,737.90 : 64,093.17 = 14,268.74 : x
  2. Step 2: Convert to fraction form
    42,737.90/64,093.17 = 14,268.74/x
  3. Step 3: Cross multiply
    42,737.90x = 64,093.17 × 14,268.74
  4. Step 4: Simplify right side
    42,737.90x = 914,528,778.51
  5. Step 5: Solve for x
    x = 914,528,778.51/42,737.90
  6. Step 6: Final answer
    x = 21,398.54

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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.