Home / 15,317.66-22,929.10-13,075.98

Finding the Fourth Proportional to 15,317.66, 22,929.10 and 13,075.98

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Solution

The fourth proportional to 15,317.66, 22,929.10 and 13,075.98 is: 19,573.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317.66 : 22,929.10 = 13,075.98 : x
  2. Step 2: Convert to fraction form
    15,317.66/22,929.10 = 13,075.98/x
  3. Step 3: Cross multiply
    15,317.66x = 22,929.10 × 13,075.98
  4. Step 4: Simplify right side
    15,317.66x = 299,820,500.10
  5. Step 5: Solve for x
    x = 299,820,500.10/15,317.66
  6. Step 6: Final answer
    x = 19,573.52

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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.