Home / 28,483.84-42,752.58-14,453.94

Finding the Fourth Proportional to 28,483.84, 42,752.58 and 14,453.94

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Solution

The fourth proportional to 28,483.84, 42,752.58 and 14,453.94 is: 21,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,483.84 : 42,752.58 = 14,453.94 : x
  2. Step 2: Convert to fraction form
    28,483.84/42,752.58 = 14,453.94/x
  3. Step 3: Cross multiply
    28,483.84x = 42,752.58 × 14,453.94
  4. Step 4: Simplify right side
    28,483.84x = 617,943,332.29
  5. Step 5: Solve for x
    x = 617,943,332.29/28,483.84
  6. Step 6: Final answer
    x = 21,694.52

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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.