Home / 28,582.59-39,445.16-16,007.43

Finding the Fourth Proportional to 28,582.59, 39,445.16 and 16,007.43

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Solution

The fourth proportional to 28,582.59, 39,445.16 and 16,007.43 is: 22,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.59 : 39,445.16 = 16,007.43 : x
  2. Step 2: Convert to fraction form
    28,582.59/39,445.16 = 16,007.43/x
  3. Step 3: Cross multiply
    28,582.59x = 39,445.16 × 16,007.43
  4. Step 4: Simplify right side
    28,582.59x = 631,415,557.50
  5. Step 5: Solve for x
    x = 631,415,557.50/28,582.59
  6. Step 6: Final answer
    x = 22,090.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.