Home / 30,068.98-45,138.38-17,597.96

Finding the Fourth Proportional to 30,068.98, 45,138.38 and 17,597.96

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Solution

The fourth proportional to 30,068.98, 45,138.38 and 17,597.96 is: 26,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,068.98 : 45,138.38 = 17,597.96 : x
  2. Step 2: Convert to fraction form
    30,068.98/45,138.38 = 17,597.96/x
  3. Step 3: Cross multiply
    30,068.98x = 45,138.38 × 17,597.96
  4. Step 4: Simplify right side
    30,068.98x = 794,343,180.01
  5. Step 5: Solve for x
    x = 794,343,180.01/30,068.98
  6. Step 6: Final answer
    x = 26,417.36

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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.