Home / 47,256.59-70,898.73-13,977.54

Finding the Fourth Proportional to 47,256.59, 70,898.73 and 13,977.54

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Solution

The fourth proportional to 47,256.59, 70,898.73 and 13,977.54 is: 20,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,256.59 : 70,898.73 = 13,977.54 : x
  2. Step 2: Convert to fraction form
    47,256.59/70,898.73 = 13,977.54/x
  3. Step 3: Cross multiply
    47,256.59x = 70,898.73 × 13,977.54
  4. Step 4: Simplify right side
    47,256.59x = 990,989,782.11
  5. Step 5: Solve for x
    x = 990,989,782.11/47,256.59
  6. Step 6: Final answer
    x = 20,970.40

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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.