Home / 29,389.77-40,557.30-16,642.76

Finding the Fourth Proportional to 29,389.77, 40,557.30 and 16,642.76

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Solution

The fourth proportional to 29,389.77, 40,557.30 and 16,642.76 is: 22,966.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,389.77 : 40,557.30 = 16,642.76 : x
  2. Step 2: Convert to fraction form
    29,389.77/40,557.30 = 16,642.76/x
  3. Step 3: Cross multiply
    29,389.77x = 40,557.30 × 16,642.76
  4. Step 4: Simplify right side
    29,389.77x = 674,985,207.36
  5. Step 5: Solve for x
    x = 674,985,207.36/29,389.77
  6. Step 6: Final answer
    x = 22,966.67

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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.