Home / 51,444.48-70,993.70-28,783.47

Finding the Fourth Proportional to 51,444.48, 70,993.70 and 28,783.47

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Solution

The fourth proportional to 51,444.48, 70,993.70 and 28,783.47 is: 39,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,444.48 : 70,993.70 = 28,783.47 : x
  2. Step 2: Convert to fraction form
    51,444.48/70,993.70 = 28,783.47/x
  3. Step 3: Cross multiply
    51,444.48x = 70,993.70 × 28,783.47
  4. Step 4: Simplify right side
    51,444.48x = 2,043,445,106.10
  5. Step 5: Solve for x
    x = 2,043,445,106.10/51,444.48
  6. Step 6: Final answer
    x = 39,721.37

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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.