Home / 64,311.40-96,434.70-38,024.20

Finding the Fourth Proportional to 64,311.40, 96,434.70 and 38,024.20

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Solution

The fourth proportional to 64,311.40, 96,434.70 and 38,024.20 is: 57,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,311.40 : 96,434.70 = 38,024.20 : x
  2. Step 2: Convert to fraction form
    64,311.40/96,434.70 = 38,024.20/x
  3. Step 3: Cross multiply
    64,311.40x = 96,434.70 × 38,024.20
  4. Step 4: Simplify right side
    64,311.40x = 3,666,852,319.74
  5. Step 5: Solve for x
    x = 3,666,852,319.74/64,311.40
  6. Step 6: Final answer
    x = 57,017.14

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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.