Home / 30,038.22-41,449.09-16,607.64

Finding the Fourth Proportional to 30,038.22, 41,449.09 and 16,607.64

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Solution

The fourth proportional to 30,038.22, 41,449.09 and 16,607.64 is: 22,916.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038.22 : 41,449.09 = 16,607.64 : x
  2. Step 2: Convert to fraction form
    30,038.22/41,449.09 = 16,607.64/x
  3. Step 3: Cross multiply
    30,038.22x = 41,449.09 × 16,607.64
  4. Step 4: Simplify right side
    30,038.22x = 688,371,565.05
  5. Step 5: Solve for x
    x = 688,371,565.05/30,038.22
  6. Step 6: Final answer
    x = 22,916.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.