Home / 29,639.49-40,901.63-16,210.45

Finding the Fourth Proportional to 29,639.49, 40,901.63 and 16,210.45

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Solution

The fourth proportional to 29,639.49, 40,901.63 and 16,210.45 is: 22,369.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,639.49 : 40,901.63 = 16,210.45 : x
  2. Step 2: Convert to fraction form
    29,639.49/40,901.63 = 16,210.45/x
  3. Step 3: Cross multiply
    29,639.49x = 40,901.63 × 16,210.45
  4. Step 4: Simplify right side
    29,639.49x = 663,033,947.34
  5. Step 5: Solve for x
    x = 663,033,947.34/29,639.49
  6. Step 6: Final answer
    x = 22,369.95

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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.