Home / 51,237.36-70,707.84-28,577.84

Finding the Fourth Proportional to 51,237.36, 70,707.84 and 28,577.84

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Solution

The fourth proportional to 51,237.36, 70,707.84 and 28,577.84 is: 39,437.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,237.36 : 70,707.84 = 28,577.84 : x
  2. Step 2: Convert to fraction form
    51,237.36/70,707.84 = 28,577.84/x
  3. Step 3: Cross multiply
    51,237.36x = 70,707.84 × 28,577.84
  4. Step 4: Simplify right side
    51,237.36x = 2,020,677,338.27
  5. Step 5: Solve for x
    x = 2,020,677,338.27/51,237.36
  6. Step 6: Final answer
    x = 39,437.58

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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.