Home / 30,557.36-45,841.48-15,762.28

Finding the Fourth Proportional to 30,557.36, 45,841.48 and 15,762.28

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Solution

The fourth proportional to 30,557.36, 45,841.48 and 15,762.28 is: 23,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,557.36 : 45,841.48 = 15,762.28 : x
  2. Step 2: Convert to fraction form
    30,557.36/45,841.48 = 15,762.28/x
  3. Step 3: Cross multiply
    30,557.36x = 45,841.48 × 15,762.28
  4. Step 4: Simplify right side
    30,557.36x = 722,566,243.37
  5. Step 5: Solve for x
    x = 722,566,243.37/30,557.36
  6. Step 6: Final answer
    x = 23,646.23

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1.5x scale

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.