Home / 28,582.56-39,443.94-16,007.40

Finding the Fourth Proportional to 28,582.56, 39,443.94 and 16,007.40

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Solution

The fourth proportional to 28,582.56, 39,443.94 and 16,007.40 is: 22,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.56 : 39,443.94 = 16,007.40 : x
  2. Step 2: Convert to fraction form
    28,582.56/39,443.94 = 16,007.40/x
  3. Step 3: Cross multiply
    28,582.56x = 39,443.94 × 16,007.40
  4. Step 4: Simplify right side
    28,582.56x = 631,394,925.16
  5. Step 5: Solve for x
    x = 631,394,925.16/28,582.56
  6. Step 6: Final answer
    x = 22,090.22

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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.