Home / 28,104.34-42,152.25-10,570.07

Finding the Fourth Proportional to 28,104.34, 42,152.25 and 10,570.07

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Solution

The fourth proportional to 28,104.34, 42,152.25 and 10,570.07 is: 15,853.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,104.34 : 42,152.25 = 10,570.07 : x
  2. Step 2: Convert to fraction form
    28,104.34/42,152.25 = 10,570.07/x
  3. Step 3: Cross multiply
    28,104.34x = 42,152.25 × 10,570.07
  4. Step 4: Simplify right side
    28,104.34x = 445,552,233.16
  5. Step 5: Solve for x
    x = 445,552,233.16/28,104.34
  6. Step 6: Final answer
    x = 15,853.50

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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.