Home / 30,045.18-41,461.56-16,616.06

Finding the Fourth Proportional to 30,045.18, 41,461.56 and 16,616.06

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Solution

The fourth proportional to 30,045.18, 41,461.56 and 16,616.06 is: 22,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045.18 : 41,461.56 = 16,616.06 : x
  2. Step 2: Convert to fraction form
    30,045.18/41,461.56 = 16,616.06/x
  3. Step 3: Cross multiply
    30,045.18x = 41,461.56 × 16,616.06
  4. Step 4: Simplify right side
    30,045.18x = 688,927,768.65
  5. Step 5: Solve for x
    x = 688,927,768.65/30,045.18
  6. Step 6: Final answer
    x = 22,929.73

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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.