Home / 47,106.89-70,645.22-15,509.60

Finding the Fourth Proportional to 47,106.89, 70,645.22 and 15,509.60

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Solution

The fourth proportional to 47,106.89, 70,645.22 and 15,509.60 is: 23,259.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,106.89 : 70,645.22 = 15,509.60 : x
  2. Step 2: Convert to fraction form
    47,106.89/70,645.22 = 15,509.60/x
  3. Step 3: Cross multiply
    47,106.89x = 70,645.22 × 15,509.60
  4. Step 4: Simplify right side
    47,106.89x = 1,095,678,673.34
  5. Step 5: Solve for x
    x = 1,095,678,673.34/47,106.89
  6. Step 6: Final answer
    x = 23,259.42

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1.5x scale

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.