Home / 34,688.01-47,869.46-18,772.47

Finding the Fourth Proportional to 34,688.01, 47,869.46 and 18,772.47

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Solution

The fourth proportional to 34,688.01, 47,869.46 and 18,772.47 is: 25,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.01 : 47,869.46 = 18,772.47 : x
  2. Step 2: Convert to fraction form
    34,688.01/47,869.46 = 18,772.47/x
  3. Step 3: Cross multiply
    34,688.01x = 47,869.46 × 18,772.47
  4. Step 4: Simplify right side
    34,688.01x = 898,627,798.79
  5. Step 5: Solve for x
    x = 898,627,798.79/34,688.01
  6. Step 6: Final answer
    x = 25,906.00

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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.