Home / 19,557.54-29,320.83-7,075.62

Finding the Fourth Proportional to 19,557.54, 29,320.83 and 7,075.62

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Solution

The fourth proportional to 19,557.54, 29,320.83 and 7,075.62 is: 10,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.54 : 29,320.83 = 7,075.62 : x
  2. Step 2: Convert to fraction form
    19,557.54/29,320.83 = 7,075.62/x
  3. Step 3: Cross multiply
    19,557.54x = 29,320.83 × 7,075.62
  4. Step 4: Simplify right side
    19,557.54x = 207,463,051.16
  5. Step 5: Solve for x
    x = 207,463,051.16/19,557.54
  6. Step 6: Final answer
    x = 10,607.83

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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.