Home / 28,253.05-42,334.56-14,925.53

Finding the Fourth Proportional to 28,253.05, 42,334.56 and 14,925.53

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Solution

The fourth proportional to 28,253.05, 42,334.56 and 14,925.53 is: 22,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,253.05 : 42,334.56 = 14,925.53 : x
  2. Step 2: Convert to fraction form
    28,253.05/42,334.56 = 14,925.53/x
  3. Step 3: Cross multiply
    28,253.05x = 42,334.56 × 14,925.53
  4. Step 4: Simplify right side
    28,253.05x = 631,865,745.32
  5. Step 5: Solve for x
    x = 631,865,745.32/28,253.05
  6. Step 6: Final answer
    x = 22,364.51

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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.