Home / 45,411.14-68,117.06-15,828.89

Finding the Fourth Proportional to 45,411.14, 68,117.06 and 15,828.89

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Solution

The fourth proportional to 45,411.14, 68,117.06 and 15,828.89 is: 23,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,411.14 : 68,117.06 = 15,828.89 : x
  2. Step 2: Convert to fraction form
    45,411.14/68,117.06 = 15,828.89/x
  3. Step 3: Cross multiply
    45,411.14x = 68,117.06 × 15,828.89
  4. Step 4: Simplify right side
    45,411.14x = 1,078,217,030.13
  5. Step 5: Solve for x
    x = 1,078,217,030.13/45,411.14
  6. Step 6: Final answer
    x = 23,743.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.