Home / 28,243.58-42,366.99-10,713.02

Finding the Fourth Proportional to 28,243.58, 42,366.99 and 10,713.02

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Solution

The fourth proportional to 28,243.58, 42,366.99 and 10,713.02 is: 16,070.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,243.58 : 42,366.99 = 10,713.02 : x
  2. Step 2: Convert to fraction form
    28,243.58/42,366.99 = 10,713.02/x
  3. Step 3: Cross multiply
    28,243.58x = 42,366.99 × 10,713.02
  4. Step 4: Simplify right side
    28,243.58x = 453,878,411.21
  5. Step 5: Solve for x
    x = 453,878,411.21/28,243.58
  6. Step 6: Final answer
    x = 16,070.14

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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.