Home / 34,712-47,905.44-19,810.88

Finding the Fourth Proportional to 34,712, 47,905.44 and 19,810.88

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Solution

The fourth proportional to 34,712, 47,905.44 and 19,810.88 is: 27,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712 : 47,905.44 = 19,810.88 : x
  2. Step 2: Convert to fraction form
    34,712/47,905.44 = 19,810.88/x
  3. Step 3: Cross multiply
    34,712x = 47,905.44 × 19,810.88
  4. Step 4: Simplify right side
    34,712x = 949,048,923.19
  5. Step 5: Solve for x
    x = 949,048,923.19/34,712
  6. Step 6: Final answer
    x = 27,340.66

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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.