Home / 50,955.51-70,319.34-28,295.91

Finding the Fourth Proportional to 50,955.51, 70,319.34 and 28,295.91

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Solution

The fourth proportional to 50,955.51, 70,319.34 and 28,295.91 is: 39,048.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,955.51 : 70,319.34 = 28,295.91 : x
  2. Step 2: Convert to fraction form
    50,955.51/70,319.34 = 28,295.91/x
  3. Step 3: Cross multiply
    50,955.51x = 70,319.34 × 28,295.91
  4. Step 4: Simplify right side
    50,955.51x = 1,989,749,518.13
  5. Step 5: Solve for x
    x = 1,989,749,518.13/50,955.51
  6. Step 6: Final answer
    x = 39,048.76

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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.