Home / 38,903.64-58,343.22-12,602.28

Finding the Fourth Proportional to 38,903.64, 58,343.22 and 12,602.28

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Solution

The fourth proportional to 38,903.64, 58,343.22 and 12,602.28 is: 18,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,903.64 : 58,343.22 = 12,602.28 : x
  2. Step 2: Convert to fraction form
    38,903.64/58,343.22 = 12,602.28/x
  3. Step 3: Cross multiply
    38,903.64x = 58,343.22 × 12,602.28
  4. Step 4: Simplify right side
    38,903.64x = 735,257,594.54
  5. Step 5: Solve for x
    x = 735,257,594.54/38,903.64
  6. Step 6: Final answer
    x = 18,899.46

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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.