Home / 28,871.51-43,277.15-14,060.05

Finding the Fourth Proportional to 28,871.51, 43,277.15 and 14,060.05

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Solution

The fourth proportional to 28,871.51, 43,277.15 and 14,060.05 is: 21,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871.51 : 43,277.15 = 14,060.05 : x
  2. Step 2: Convert to fraction form
    28,871.51/43,277.15 = 14,060.05/x
  3. Step 3: Cross multiply
    28,871.51x = 43,277.15 × 14,060.05
  4. Step 4: Simplify right side
    28,871.51x = 608,478,819.81
  5. Step 5: Solve for x
    x = 608,478,819.81/28,871.51
  6. Step 6: Final answer
    x = 21,075.41

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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.