Home / 20,594.34-28,423.22-13,041.36

Finding the Fourth Proportional to 20,594.34, 28,423.22 and 13,041.36

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Solution

The fourth proportional to 20,594.34, 28,423.22 and 13,041.36 is: 17,998.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.34 : 28,423.22 = 13,041.36 : x
  2. Step 2: Convert to fraction form
    20,594.34/28,423.22 = 13,041.36/x
  3. Step 3: Cross multiply
    20,594.34x = 28,423.22 × 13,041.36
  4. Step 4: Simplify right side
    20,594.34x = 370,677,237.06
  5. Step 5: Solve for x
    x = 370,677,237.06/20,594.34
  6. Step 6: Final answer
    x = 17,998.99

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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.