Home / 34,823.76-48,056.08-19,719.28

Finding the Fourth Proportional to 34,823.76, 48,056.08 and 19,719.28

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Solution

The fourth proportional to 34,823.76, 48,056.08 and 19,719.28 is: 27,212.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,823.76 : 48,056.08 = 19,719.28 : x
  2. Step 2: Convert to fraction form
    34,823.76/48,056.08 = 19,719.28/x
  3. Step 3: Cross multiply
    34,823.76x = 48,056.08 × 19,719.28
  4. Step 4: Simplify right side
    34,823.76x = 947,631,297.22
  5. Step 5: Solve for x
    x = 947,631,297.22/34,823.76
  6. Step 6: Final answer
    x = 27,212.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.