Home / 35,730.48-53,573.94-18,876.90

Finding the Fourth Proportional to 35,730.48, 53,573.94 and 18,876.90

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Solution

The fourth proportional to 35,730.48, 53,573.94 and 18,876.90 is: 28,303.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.48 : 53,573.94 = 18,876.90 : x
  2. Step 2: Convert to fraction form
    35,730.48/53,573.94 = 18,876.90/x
  3. Step 3: Cross multiply
    35,730.48x = 53,573.94 × 18,876.90
  4. Step 4: Simplify right side
    35,730.48x = 1,011,309,907.99
  5. Step 5: Solve for x
    x = 1,011,309,907.99/35,730.48
  6. Step 6: Final answer
    x = 28,303.84

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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.