Home / 25,085.81-37,634.49-8,445.41

Finding the Fourth Proportional to 25,085.81, 37,634.49 and 8,445.41

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Solution

The fourth proportional to 25,085.81, 37,634.49 and 8,445.41 is: 12,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085.81 : 37,634.49 = 8,445.41 : x
  2. Step 2: Convert to fraction form
    25,085.81/37,634.49 = 8,445.41/x
  3. Step 3: Cross multiply
    25,085.81x = 37,634.49 × 8,445.41
  4. Step 4: Simplify right side
    25,085.81x = 317,838,510.02
  5. Step 5: Solve for x
    x = 317,838,510.02/25,085.81
  6. Step 6: Final answer
    x = 12,670.05

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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.