Home / 18,075.29-27,113.90-5,603.93

Finding the Fourth Proportional to 18,075.29, 27,113.90 and 5,603.93

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Solution

The fourth proportional to 18,075.29, 27,113.90 and 5,603.93 is: 8,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.29 : 27,113.90 = 5,603.93 : x
  2. Step 2: Convert to fraction form
    18,075.29/27,113.90 = 5,603.93/x
  3. Step 3: Cross multiply
    18,075.29x = 27,113.90 × 5,603.93
  4. Step 4: Simplify right side
    18,075.29x = 151,944,397.63
  5. Step 5: Solve for x
    x = 151,944,397.63/18,075.29
  6. Step 6: Final answer
    x = 8,406.19

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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.