Home / 47,029.32-70,528.86-15,430.82

Finding the Fourth Proportional to 47,029.32, 70,528.86 and 15,430.82

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Solution

The fourth proportional to 47,029.32, 70,528.86 and 15,430.82 is: 23,141.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,029.32 : 70,528.86 = 15,430.82 : x
  2. Step 2: Convert to fraction form
    47,029.32/70,528.86 = 15,430.82/x
  3. Step 3: Cross multiply
    47,029.32x = 70,528.86 × 15,430.82
  4. Step 4: Simplify right side
    47,029.32x = 1,088,317,790.82
  5. Step 5: Solve for x
    x = 1,088,317,790.82/47,029.32
  6. Step 6: Final answer
    x = 23,141.26

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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.