Home / 30,235.02-45,352.53-11,510.70

Finding the Fourth Proportional to 30,235.02, 45,352.53 and 11,510.70

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Solution

The fourth proportional to 30,235.02, 45,352.53 and 11,510.70 is: 17,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235.02 : 45,352.53 = 11,510.70 : x
  2. Step 2: Convert to fraction form
    30,235.02/45,352.53 = 11,510.70/x
  3. Step 3: Cross multiply
    30,235.02x = 45,352.53 × 11,510.70
  4. Step 4: Simplify right side
    30,235.02x = 522,039,367.07
  5. Step 5: Solve for x
    x = 522,039,367.07/30,235.02
  6. Step 6: Final answer
    x = 17,266.05

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Similar ratio
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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.