Home / 47,328.17-70,973.81-17,729.87

Finding the Fourth Proportional to 47,328.17, 70,973.81 and 17,729.87

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Solution

The fourth proportional to 47,328.17, 70,973.81 and 17,729.87 is: 26,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,328.17 : 70,973.81 = 17,729.87 : x
  2. Step 2: Convert to fraction form
    47,328.17/70,973.81 = 17,729.87/x
  3. Step 3: Cross multiply
    47,328.17x = 70,973.81 × 17,729.87
  4. Step 4: Simplify right side
    47,328.17x = 1,258,355,981.19
  5. Step 5: Solve for x
    x = 1,258,355,981.19/47,328.17
  6. Step 6: Final answer
    x = 26,587.88

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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.