Home / 15,671.89-23,647.59-15,064.39

Finding the Fourth Proportional to 15,671.89, 23,647.59 and 15,064.39

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Solution

The fourth proportional to 15,671.89, 23,647.59 and 15,064.39 is: 22,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.89 : 23,647.59 = 15,064.39 : x
  2. Step 2: Convert to fraction form
    15,671.89/23,647.59 = 15,064.39/x
  3. Step 3: Cross multiply
    15,671.89x = 23,647.59 × 15,064.39
  4. Step 4: Simplify right side
    15,671.89x = 356,236,518.32
  5. Step 5: Solve for x
    x = 356,236,518.32/15,671.89
  6. Step 6: Final answer
    x = 22,730.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.