Home / 29,460.63-40,655.67-16,885.38

Finding the Fourth Proportional to 29,460.63, 40,655.67 and 16,885.38

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Solution

The fourth proportional to 29,460.63, 40,655.67 and 16,885.38 is: 23,301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,460.63 : 40,655.67 = 16,885.38 : x
  2. Step 2: Convert to fraction form
    29,460.63/40,655.67 = 16,885.38/x
  3. Step 3: Cross multiply
    29,460.63x = 40,655.67 × 16,885.38
  4. Step 4: Simplify right side
    29,460.63x = 686,486,437.10
  5. Step 5: Solve for x
    x = 686,486,437.10/29,460.63
  6. Step 6: Final answer
    x = 23,301.82

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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.