Home / 28,980.83-39,995.04-16,233.26

Finding the Fourth Proportional to 28,980.83, 39,995.04 and 16,233.26

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Solution

The fourth proportional to 28,980.83, 39,995.04 and 16,233.26 is: 22,402.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,980.83 : 39,995.04 = 16,233.26 : x
  2. Step 2: Convert to fraction form
    28,980.83/39,995.04 = 16,233.26/x
  3. Step 3: Cross multiply
    28,980.83x = 39,995.04 × 16,233.26
  4. Step 4: Simplify right side
    28,980.83x = 649,249,883.03
  5. Step 5: Solve for x
    x = 649,249,883.03/28,980.83
  6. Step 6: Final answer
    x = 22,402.74

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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.