Home / 28,593.19-42,898.47-13,799.35

Finding the Fourth Proportional to 28,593.19, 42,898.47 and 13,799.35

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Solution

The fourth proportional to 28,593.19, 42,898.47 and 13,799.35 is: 20,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593.19 : 42,898.47 = 13,799.35 : x
  2. Step 2: Convert to fraction form
    28,593.19/42,898.47 = 13,799.35/x
  3. Step 3: Cross multiply
    28,593.19x = 42,898.47 × 13,799.35
  4. Step 4: Simplify right side
    28,593.19x = 591,971,001.99
  5. Step 5: Solve for x
    x = 591,971,001.99/28,593.19
  6. Step 6: Final answer
    x = 20,703.22

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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.