Home / 19,408.60-29,111.28-10,038.52

Finding the Fourth Proportional to 19,408.60, 29,111.28 and 10,038.52

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Solution

The fourth proportional to 19,408.60, 29,111.28 and 10,038.52 is: 15,056.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.60 : 29,111.28 = 10,038.52 : x
  2. Step 2: Convert to fraction form
    19,408.60/29,111.28 = 10,038.52/x
  3. Step 3: Cross multiply
    19,408.60x = 29,111.28 × 10,038.52
  4. Step 4: Simplify right side
    19,408.60x = 292,234,166.51
  5. Step 5: Solve for x
    x = 292,234,166.51/19,408.60
  6. Step 6: Final answer
    x = 15,056.94

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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.