Home / 38,901.36-58,339.56-12,599.76

Finding the Fourth Proportional to 38,901.36, 58,339.56 and 12,599.76

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Solution

The fourth proportional to 38,901.36, 58,339.56 and 12,599.76 is: 18,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,901.36 : 58,339.56 = 12,599.76 : x
  2. Step 2: Convert to fraction form
    38,901.36/58,339.56 = 12,599.76/x
  3. Step 3: Cross multiply
    38,901.36x = 58,339.56 × 12,599.76
  4. Step 4: Simplify right side
    38,901.36x = 735,064,454.51
  5. Step 5: Solve for x
    x = 735,064,454.51/38,901.36
  6. Step 6: Final answer
    x = 18,895.60

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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.