Home / 10,050.36-15,081.21-9,970.98

Finding the Fourth Proportional to 10,050.36, 15,081.21 and 9,970.98

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Solution

The fourth proportional to 10,050.36, 15,081.21 and 9,970.98 is: 14,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050.36 : 15,081.21 = 9,970.98 : x
  2. Step 2: Convert to fraction form
    10,050.36/15,081.21 = 9,970.98/x
  3. Step 3: Cross multiply
    10,050.36x = 15,081.21 × 9,970.98
  4. Step 4: Simplify right side
    10,050.36x = 150,374,443.29
  5. Step 5: Solve for x
    x = 150,374,443.29/10,050.36
  6. Step 6: Final answer
    x = 14,962.10

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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.