Home / 30,214.44-45,328.08-12,674.16

Finding the Fourth Proportional to 30,214.44, 45,328.08 and 12,674.16

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Solution

The fourth proportional to 30,214.44, 45,328.08 and 12,674.16 is: 19,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214.44 : 45,328.08 = 12,674.16 : x
  2. Step 2: Convert to fraction form
    30,214.44/45,328.08 = 12,674.16/x
  3. Step 3: Cross multiply
    30,214.44x = 45,328.08 × 12,674.16
  4. Step 4: Simplify right side
    30,214.44x = 574,495,338.41
  5. Step 5: Solve for x
    x = 574,495,338.41/30,214.44
  6. Step 6: Final answer
    x = 19,013.93

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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.