Home / 28,292.32-42,443.07-9,573.51

Finding the Fourth Proportional to 28,292.32, 42,443.07 and 9,573.51

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Solution

The fourth proportional to 28,292.32, 42,443.07 and 9,573.51 is: 14,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,292.32 : 42,443.07 = 9,573.51 : x
  2. Step 2: Convert to fraction form
    28,292.32/42,443.07 = 9,573.51/x
  3. Step 3: Cross multiply
    28,292.32x = 42,443.07 × 9,573.51
  4. Step 4: Simplify right side
    28,292.32x = 406,329,155.08
  5. Step 5: Solve for x
    x = 406,329,155.08/28,292.32
  6. Step 6: Final answer
    x = 14,361.82

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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.