Home / 39,612.24-59,415.44-14,640.63

Finding the Fourth Proportional to 39,612.24, 59,415.44 and 14,640.63

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Solution

The fourth proportional to 39,612.24, 59,415.44 and 14,640.63 is: 21,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,612.24 : 59,415.44 = 14,640.63 : x
  2. Step 2: Convert to fraction form
    39,612.24/59,415.44 = 14,640.63/x
  3. Step 3: Cross multiply
    39,612.24x = 59,415.44 × 14,640.63
  4. Step 4: Simplify right side
    39,612.24x = 869,879,400.12
  5. Step 5: Solve for x
    x = 869,879,400.12/39,612.24
  6. Step 6: Final answer
    x = 21,959.86

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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.