Home / 28,303.04-42,462.24-8,582.24

Finding the Fourth Proportional to 28,303.04, 42,462.24 and 8,582.24

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Solution

The fourth proportional to 28,303.04, 42,462.24 and 8,582.24 is: 12,875.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,303.04 : 42,462.24 = 8,582.24 : x
  2. Step 2: Convert to fraction form
    28,303.04/42,462.24 = 8,582.24/x
  3. Step 3: Cross multiply
    28,303.04x = 42,462.24 × 8,582.24
  4. Step 4: Simplify right side
    28,303.04x = 364,421,134.62
  5. Step 5: Solve for x
    x = 364,421,134.62/28,303.04
  6. Step 6: Final answer
    x = 12,875.69

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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.