Home / 64,982.66-97,477.45-20,612.84

Finding the Fourth Proportional to 64,982.66, 97,477.45 and 20,612.84

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Solution

The fourth proportional to 64,982.66, 97,477.45 and 20,612.84 is: 30,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,982.66 : 97,477.45 = 20,612.84 : x
  2. Step 2: Convert to fraction form
    64,982.66/97,477.45 = 20,612.84/x
  3. Step 3: Cross multiply
    64,982.66x = 97,477.45 × 20,612.84
  4. Step 4: Simplify right side
    64,982.66x = 2,009,286,541.54
  5. Step 5: Solve for x
    x = 2,009,286,541.54/64,982.66
  6. Step 6: Final answer
    x = 30,920.35

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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.