Home / 38,907.64-58,349.22-12,606.28

Finding the Fourth Proportional to 38,907.64, 58,349.22 and 12,606.28

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Solution

The fourth proportional to 38,907.64, 58,349.22 and 12,606.28 is: 18,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,907.64 : 58,349.22 = 12,606.28 : x
  2. Step 2: Convert to fraction form
    38,907.64/58,349.22 = 12,606.28/x
  3. Step 3: Cross multiply
    38,907.64x = 58,349.22 × 12,606.28
  4. Step 4: Simplify right side
    38,907.64x = 735,566,605.10
  5. Step 5: Solve for x
    x = 735,566,605.10/38,907.64
  6. Step 6: Final answer
    x = 18,905.45

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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.