Home / 30,482.04-45,692.76-17,307.12

Finding the Fourth Proportional to 30,482.04, 45,692.76 and 17,307.12

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Solution

The fourth proportional to 30,482.04, 45,692.76 and 17,307.12 is: 25,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482.04 : 45,692.76 = 17,307.12 : x
  2. Step 2: Convert to fraction form
    30,482.04/45,692.76 = 17,307.12/x
  3. Step 3: Cross multiply
    30,482.04x = 45,692.76 × 17,307.12
  4. Step 4: Simplify right side
    30,482.04x = 790,810,080.45
  5. Step 5: Solve for x
    x = 790,810,080.45/30,482.04
  6. Step 6: Final answer
    x = 25,943.48

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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.