Home / 25,281.40-37,928.21-9,486.56

Finding the Fourth Proportional to 25,281.40, 37,928.21 and 9,486.56

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Solution

The fourth proportional to 25,281.40, 37,928.21 and 9,486.56 is: 14,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.40 : 37,928.21 = 9,486.56 : x
  2. Step 2: Convert to fraction form
    25,281.40/37,928.21 = 9,486.56/x
  3. Step 3: Cross multiply
    25,281.40x = 37,928.21 × 9,486.56
  4. Step 4: Simplify right side
    25,281.40x = 359,808,192.42
  5. Step 5: Solve for x
    x = 359,808,192.42/25,281.40
  6. Step 6: Final answer
    x = 14,232.13

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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.