Home / 20,050.49-30,075.10-9,528.10

Finding the Fourth Proportional to 20,050.49, 30,075.10 and 9,528.10

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Solution

The fourth proportional to 20,050.49, 30,075.10 and 9,528.10 is: 14,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.49 : 30,075.10 = 9,528.10 : x
  2. Step 2: Convert to fraction form
    20,050.49/30,075.10 = 9,528.10/x
  3. Step 3: Cross multiply
    20,050.49x = 30,075.10 × 9,528.10
  4. Step 4: Simplify right side
    20,050.49x = 286,558,461.30
  5. Step 5: Solve for x
    x = 286,558,461.30/20,050.49
  6. Step 6: Final answer
    x = 14,291.84

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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.