Home / 30,281.58-45,385.31-22,862.79

Finding the Fourth Proportional to 30,281.58, 45,385.31 and 22,862.79

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Solution

The fourth proportional to 30,281.58, 45,385.31 and 22,862.79 is: 34,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281.58 : 45,385.31 = 22,862.79 : x
  2. Step 2: Convert to fraction form
    30,281.58/45,385.31 = 22,862.79/x
  3. Step 3: Cross multiply
    30,281.58x = 45,385.31 × 22,862.79
  4. Step 4: Simplify right side
    30,281.58x = 1,037,634,868.77
  5. Step 5: Solve for x
    x = 1,037,634,868.77/30,281.58
  6. Step 6: Final answer
    x = 34,266.21

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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.