Home / 28,232.64-42,332.36-10,703.70

Finding the Fourth Proportional to 28,232.64, 42,332.36 and 10,703.70

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Solution

The fourth proportional to 28,232.64, 42,332.36 and 10,703.70 is: 16,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232.64 : 42,332.36 = 10,703.70 : x
  2. Step 2: Convert to fraction form
    28,232.64/42,332.36 = 10,703.70/x
  3. Step 3: Cross multiply
    28,232.64x = 42,332.36 × 10,703.70
  4. Step 4: Simplify right side
    28,232.64x = 453,112,828.21
  5. Step 5: Solve for x
    x = 453,112,828.21/28,232.64
  6. Step 6: Final answer
    x = 16,049.25

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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.