Home / 28,024.32-42,044.72-8,303.44

Finding the Fourth Proportional to 28,024.32, 42,044.72 and 8,303.44

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Solution

The fourth proportional to 28,024.32, 42,044.72 and 8,303.44 is: 12,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024.32 : 42,044.72 = 8,303.44 : x
  2. Step 2: Convert to fraction form
    28,024.32/42,044.72 = 8,303.44/x
  3. Step 3: Cross multiply
    28,024.32x = 42,044.72 × 8,303.44
  4. Step 4: Simplify right side
    28,024.32x = 349,115,809.84
  5. Step 5: Solve for x
    x = 349,115,809.84/28,024.32
  6. Step 6: Final answer
    x = 12,457.60

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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.