Home / 19,454.10-29,203.02-7,775.52

Finding the Fourth Proportional to 19,454.10, 29,203.02 and 7,775.52

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Solution

The fourth proportional to 19,454.10, 29,203.02 and 7,775.52 is: 11,672.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.10 : 29,203.02 = 7,775.52 : x
  2. Step 2: Convert to fraction form
    19,454.10/29,203.02 = 7,775.52/x
  3. Step 3: Cross multiply
    19,454.10x = 29,203.02 × 7,775.52
  4. Step 4: Simplify right side
    19,454.10x = 227,068,666.07
  5. Step 5: Solve for x
    x = 227,068,666.07/19,454.10
  6. Step 6: Final answer
    x = 11,672.02

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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.