Home / 12,559.01-18,841.38-5,541.01

Finding the Fourth Proportional to 12,559.01, 18,841.38 and 5,541.01

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Solution

The fourth proportional to 12,559.01, 18,841.38 and 5,541.01 is: 8,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.01 : 18,841.38 = 5,541.01 : x
  2. Step 2: Convert to fraction form
    12,559.01/18,841.38 = 5,541.01/x
  3. Step 3: Cross multiply
    12,559.01x = 18,841.38 × 5,541.01
  4. Step 4: Simplify right side
    12,559.01x = 104,400,180.79
  5. Step 5: Solve for x
    x = 104,400,180.79/12,559.01
  6. Step 6: Final answer
    x = 8,312.77

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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.