Home / 46,749.72-70,125.66-13,470.60

Finding the Fourth Proportional to 46,749.72, 70,125.66 and 13,470.60

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Solution

The fourth proportional to 46,749.72, 70,125.66 and 13,470.60 is: 20,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,749.72 : 70,125.66 = 13,470.60 : x
  2. Step 2: Convert to fraction form
    46,749.72/70,125.66 = 13,470.60/x
  3. Step 3: Cross multiply
    46,749.72x = 70,125.66 × 13,470.60
  4. Step 4: Simplify right side
    46,749.72x = 944,634,715.60
  5. Step 5: Solve for x
    x = 944,634,715.60/46,749.72
  6. Step 6: Final answer
    x = 20,206.21

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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.