Home / 34,384.54-47,451.10-19,280.46

Finding the Fourth Proportional to 34,384.54, 47,451.10 and 19,280.46

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Solution

The fourth proportional to 34,384.54, 47,451.10 and 19,280.46 is: 26,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,384.54 : 47,451.10 = 19,280.46 : x
  2. Step 2: Convert to fraction form
    34,384.54/47,451.10 = 19,280.46/x
  3. Step 3: Cross multiply
    34,384.54x = 47,451.10 × 19,280.46
  4. Step 4: Simplify right side
    34,384.54x = 914,879,035.51
  5. Step 5: Solve for x
    x = 914,879,035.51/34,384.54
  6. Step 6: Final answer
    x = 26,607.28

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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.