Home / 25,136.40-37,675.26-18,501.15

Finding the Fourth Proportional to 25,136.40, 37,675.26 and 18,501.15

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Solution

The fourth proportional to 25,136.40, 37,675.26 and 18,501.15 is: 27,730.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.40 : 37,675.26 = 18,501.15 : x
  2. Step 2: Convert to fraction form
    25,136.40/37,675.26 = 18,501.15/x
  3. Step 3: Cross multiply
    25,136.40x = 37,675.26 × 18,501.15
  4. Step 4: Simplify right side
    25,136.40x = 697,035,636.55
  5. Step 5: Solve for x
    x = 697,035,636.55/25,136.40
  6. Step 6: Final answer
    x = 27,730.13

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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.