Home / 52,030.77-71,802.46-28,157.45

Finding the Fourth Proportional to 52,030.77, 71,802.46 and 28,157.45

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Solution

The fourth proportional to 52,030.77, 71,802.46 and 28,157.45 is: 38,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,030.77 : 71,802.46 = 28,157.45 : x
  2. Step 2: Convert to fraction form
    52,030.77/71,802.46 = 28,157.45/x
  3. Step 3: Cross multiply
    52,030.77x = 71,802.46 × 28,157.45
  4. Step 4: Simplify right side
    52,030.77x = 2,021,774,177.33
  5. Step 5: Solve for x
    x = 2,021,774,177.33/52,030.77
  6. Step 6: Final answer
    x = 38,857.28

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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.