Home / 12,135.65-16,705.08-10,462.59

Finding the Fourth Proportional to 12,135.65, 16,705.08 and 10,462.59

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Solution

The fourth proportional to 12,135.65, 16,705.08 and 10,462.59 is: 14,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,135.65 : 16,705.08 = 10,462.59 : x
  2. Step 2: Convert to fraction form
    12,135.65/16,705.08 = 10,462.59/x
  3. Step 3: Cross multiply
    12,135.65x = 16,705.08 × 10,462.59
  4. Step 4: Simplify right side
    12,135.65x = 174,778,402.96
  5. Step 5: Solve for x
    x = 174,778,402.96/12,135.65
  6. Step 6: Final answer
    x = 14,402.07

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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.