Home / 30,193.23-45,289.69-25,709.14

Finding the Fourth Proportional to 30,193.23, 45,289.69 and 25,709.14

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Solution

The fourth proportional to 30,193.23, 45,289.69 and 25,709.14 is: 38,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.23 : 45,289.69 = 25,709.14 : x
  2. Step 2: Convert to fraction form
    30,193.23/45,289.69 = 25,709.14/x
  3. Step 3: Cross multiply
    30,193.23x = 45,289.69 × 25,709.14
  4. Step 4: Simplify right side
    30,193.23x = 1,164,358,980.77
  5. Step 5: Solve for x
    x = 1,164,358,980.77/30,193.23
  6. Step 6: Final answer
    x = 38,563.58

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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.