Home / 29,638.92-40,901.14-16,210.13

Finding the Fourth Proportional to 29,638.92, 40,901.14 and 16,210.13

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Solution

The fourth proportional to 29,638.92, 40,901.14 and 16,210.13 is: 22,369.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,638.92 : 40,901.14 = 16,210.13 : x
  2. Step 2: Convert to fraction form
    29,638.92/40,901.14 = 16,210.13/x
  3. Step 3: Cross multiply
    29,638.92x = 40,901.14 × 16,210.13
  4. Step 4: Simplify right side
    29,638.92x = 663,012,715.50
  5. Step 5: Solve for x
    x = 663,012,715.50/29,638.92
  6. Step 6: Final answer
    x = 22,369.67

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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.