Home / 30,631.83-45,948.91-9,573.81

Finding the Fourth Proportional to 30,631.83, 45,948.91 and 9,573.81

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Solution

The fourth proportional to 30,631.83, 45,948.91 and 9,573.81 is: 14,361.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,631.83 : 45,948.91 = 9,573.81 : x
  2. Step 2: Convert to fraction form
    30,631.83/45,948.91 = 9,573.81/x
  3. Step 3: Cross multiply
    30,631.83x = 45,948.91 × 9,573.81
  4. Step 4: Simplify right side
    30,631.83x = 439,905,880.37
  5. Step 5: Solve for x
    x = 439,905,880.37/30,631.83
  6. Step 6: Final answer
    x = 14,361.07

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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.