Home / 42,343.16-63,501.41-15,322.01

Finding the Fourth Proportional to 42,343.16, 63,501.41 and 15,322.01

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Solution

The fourth proportional to 42,343.16, 63,501.41 and 15,322.01 is: 22,978.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,343.16 : 63,501.41 = 15,322.01 : x
  2. Step 2: Convert to fraction form
    42,343.16/63,501.41 = 15,322.01/x
  3. Step 3: Cross multiply
    42,343.16x = 63,501.41 × 15,322.01
  4. Step 4: Simplify right side
    42,343.16x = 972,968,959.83
  5. Step 5: Solve for x
    x = 972,968,959.83/42,343.16
  6. Step 6: Final answer
    x = 22,978.19

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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.