Home / 23,154.12-31,953.42-14,206.32

Finding the Fourth Proportional to 23,154.12, 31,953.42 and 14,206.32

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Solution

The fourth proportional to 23,154.12, 31,953.42 and 14,206.32 is: 19,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.12 : 31,953.42 = 14,206.32 : x
  2. Step 2: Convert to fraction form
    23,154.12/31,953.42 = 14,206.32/x
  3. Step 3: Cross multiply
    23,154.12x = 31,953.42 × 14,206.32
  4. Step 4: Simplify right side
    23,154.12x = 453,940,509.61
  5. Step 5: Solve for x
    x = 453,940,509.61/23,154.12
  6. Step 6: Final answer
    x = 19,605.17

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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.