Home / 30,541.08-45,804.24-12,762.13

Finding the Fourth Proportional to 30,541.08, 45,804.24 and 12,762.13

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Solution

The fourth proportional to 30,541.08, 45,804.24 and 12,762.13 is: 19,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,541.08 : 45,804.24 = 12,762.13 : x
  2. Step 2: Convert to fraction form
    30,541.08/45,804.24 = 12,762.13/x
  3. Step 3: Cross multiply
    30,541.08x = 45,804.24 × 12,762.13
  4. Step 4: Simplify right side
    30,541.08x = 584,559,665.43
  5. Step 5: Solve for x
    x = 584,559,665.43/30,541.08
  6. Step 6: Final answer
    x = 19,140.11

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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.