Home / 30,943.32-46,415.88-7,569.75

Finding the Fourth Proportional to 30,943.32, 46,415.88 and 7,569.75

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Solution

The fourth proportional to 30,943.32, 46,415.88 and 7,569.75 is: 11,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,943.32 : 46,415.88 = 7,569.75 : x
  2. Step 2: Convert to fraction form
    30,943.32/46,415.88 = 7,569.75/x
  3. Step 3: Cross multiply
    30,943.32x = 46,415.88 × 7,569.75
  4. Step 4: Simplify right side
    30,943.32x = 351,356,607.63
  5. Step 5: Solve for x
    x = 351,356,607.63/30,943.32
  6. Step 6: Final answer
    x = 11,354.85

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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.