Home / 34,985.45-48,279.43-19,069.96

Finding the Fourth Proportional to 34,985.45, 48,279.43 and 19,069.96

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Solution

The fourth proportional to 34,985.45, 48,279.43 and 19,069.96 is: 26,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,985.45 : 48,279.43 = 19,069.96 : x
  2. Step 2: Convert to fraction form
    34,985.45/48,279.43 = 19,069.96/x
  3. Step 3: Cross multiply
    34,985.45x = 48,279.43 × 19,069.96
  4. Step 4: Simplify right side
    34,985.45x = 920,686,798.92
  5. Step 5: Solve for x
    x = 920,686,798.92/34,985.45
  6. Step 6: Final answer
    x = 26,316.28

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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.