Home / 16,378.77-24,567.28-5,285.47

Finding the Fourth Proportional to 16,378.77, 24,567.28 and 5,285.47

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Solution

The fourth proportional to 16,378.77, 24,567.28 and 5,285.47 is: 7,927.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.77 : 24,567.28 = 5,285.47 : x
  2. Step 2: Convert to fraction form
    16,378.77/24,567.28 = 5,285.47/x
  3. Step 3: Cross multiply
    16,378.77x = 24,567.28 × 5,285.47
  4. Step 4: Simplify right side
    16,378.77x = 129,849,498.59
  5. Step 5: Solve for x
    x = 129,849,498.59/16,378.77
  6. Step 6: Final answer
    x = 7,927.92

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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.