Home / 47,261.50-70,868.14-15,660.16

Finding the Fourth Proportional to 47,261.50, 70,868.14 and 15,660.16

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Solution

The fourth proportional to 47,261.50, 70,868.14 and 15,660.16 is: 23,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261.50 : 70,868.14 = 15,660.16 : x
  2. Step 2: Convert to fraction form
    47,261.50/70,868.14 = 15,660.16/x
  3. Step 3: Cross multiply
    47,261.50x = 70,868.14 × 15,660.16
  4. Step 4: Simplify right side
    47,261.50x = 1,109,806,411.30
  5. Step 5: Solve for x
    x = 1,109,806,411.30/47,261.50
  6. Step 6: Final answer
    x = 23,482.25

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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.