Home / 28,341.67-42,494.28-13,550.26

Finding the Fourth Proportional to 28,341.67, 42,494.28 and 13,550.26

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Solution

The fourth proportional to 28,341.67, 42,494.28 and 13,550.26 is: 20,316.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341.67 : 42,494.28 = 13,550.26 : x
  2. Step 2: Convert to fraction form
    28,341.67/42,494.28 = 13,550.26/x
  3. Step 3: Cross multiply
    28,341.67x = 42,494.28 × 13,550.26
  4. Step 4: Simplify right side
    28,341.67x = 575,808,542.51
  5. Step 5: Solve for x
    x = 575,808,542.51/28,341.67
  6. Step 6: Final answer
    x = 20,316.68

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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.