Home / 45,411.50-68,117.63-15,829.28

Finding the Fourth Proportional to 45,411.50, 68,117.63 and 15,829.28

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Solution

The fourth proportional to 45,411.50, 68,117.63 and 15,829.28 is: 23,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,411.50 : 68,117.63 = 15,829.28 : x
  2. Step 2: Convert to fraction form
    45,411.50/68,117.63 = 15,829.28/x
  3. Step 3: Cross multiply
    45,411.50x = 68,117.63 × 15,829.28
  4. Step 4: Simplify right side
    45,411.50x = 1,078,252,618.47
  5. Step 5: Solve for x
    x = 1,078,252,618.47/45,411.50
  6. Step 6: Final answer
    x = 23,744.05

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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.