Home / 28,506.04-42,756.90-10,025.08

Finding the Fourth Proportional to 28,506.04, 42,756.90 and 10,025.08

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Solution

The fourth proportional to 28,506.04, 42,756.90 and 10,025.08 is: 15,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,506.04 : 42,756.90 = 10,025.08 : x
  2. Step 2: Convert to fraction form
    28,506.04/42,756.90 = 10,025.08/x
  3. Step 3: Cross multiply
    28,506.04x = 42,756.90 × 10,025.08
  4. Step 4: Simplify right side
    28,506.04x = 428,641,343.05
  5. Step 5: Solve for x
    x = 428,641,343.05/28,506.04
  6. Step 6: Final answer
    x = 15,036.86

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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.