Home / 30,307.41-45,460.04-9,246.60

Finding the Fourth Proportional to 30,307.41, 45,460.04 and 9,246.60

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Solution

The fourth proportional to 30,307.41, 45,460.04 and 9,246.60 is: 13,869.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307.41 : 45,460.04 = 9,246.60 : x
  2. Step 2: Convert to fraction form
    30,307.41/45,460.04 = 9,246.60/x
  3. Step 3: Cross multiply
    30,307.41x = 45,460.04 × 9,246.60
  4. Step 4: Simplify right side
    30,307.41x = 420,350,828.98
  5. Step 5: Solve for x
    x = 420,350,828.98/30,307.41
  6. Step 6: Final answer
    x = 13,869.57

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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.