Home / 42,050.12-63,075.18-28,862.51

Finding the Fourth Proportional to 42,050.12, 63,075.18 and 28,862.51

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Solution

The fourth proportional to 42,050.12, 63,075.18 and 28,862.51 is: 43,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,050.12 : 63,075.18 = 28,862.51 : x
  2. Step 2: Convert to fraction form
    42,050.12/63,075.18 = 28,862.51/x
  3. Step 3: Cross multiply
    42,050.12x = 63,075.18 × 28,862.51
  4. Step 4: Simplify right side
    42,050.12x = 1,820,507,698.13
  5. Step 5: Solve for x
    x = 1,820,507,698.13/42,050.12
  6. Step 6: Final answer
    x = 43,293.76

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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.