Home / 64,702.04-97,053.66-20,327.81

Finding the Fourth Proportional to 64,702.04, 97,053.66 and 20,327.81

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Solution

The fourth proportional to 64,702.04, 97,053.66 and 20,327.81 is: 30,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,702.04 : 97,053.66 = 20,327.81 : x
  2. Step 2: Convert to fraction form
    64,702.04/97,053.66 = 20,327.81/x
  3. Step 3: Cross multiply
    64,702.04x = 97,053.66 × 20,327.81
  4. Step 4: Simplify right side
    64,702.04x = 1,972,887,875.02
  5. Step 5: Solve for x
    x = 1,972,887,875.02/64,702.04
  6. Step 6: Final answer
    x = 30,491.90

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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.