Home / 34,985.63-48,280.20-19,069.76

Finding the Fourth Proportional to 34,985.63, 48,280.20 and 19,069.76

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Solution

The fourth proportional to 34,985.63, 48,280.20 and 19,069.76 is: 26,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,985.63 : 48,280.20 = 19,069.76 : x
  2. Step 2: Convert to fraction form
    34,985.63/48,280.20 = 19,069.76/x
  3. Step 3: Cross multiply
    34,985.63x = 48,280.20 × 19,069.76
  4. Step 4: Simplify right side
    34,985.63x = 920,691,826.75
  5. Step 5: Solve for x
    x = 920,691,826.75/34,985.63
  6. Step 6: Final answer
    x = 26,316.29

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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.