Home / 39,275.96-58,878.18-14,310.32

Finding the Fourth Proportional to 39,275.96, 58,878.18 and 14,310.32

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Solution

The fourth proportional to 39,275.96, 58,878.18 and 14,310.32 is: 21,452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,275.96 : 58,878.18 = 14,310.32 : x
  2. Step 2: Convert to fraction form
    39,275.96/58,878.18 = 14,310.32/x
  3. Step 3: Cross multiply
    39,275.96x = 58,878.18 × 14,310.32
  4. Step 4: Simplify right side
    39,275.96x = 842,565,596.82
  5. Step 5: Solve for x
    x = 842,565,596.82/39,275.96
  6. Step 6: Final answer
    x = 21,452.45

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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.