Home / 15,461.40-23,159.70-10,212.60

Finding the Fourth Proportional to 15,461.40, 23,159.70 and 10,212.60

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Solution

The fourth proportional to 15,461.40, 23,159.70 and 10,212.60 is: 15,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461.40 : 23,159.70 = 10,212.60 : x
  2. Step 2: Convert to fraction form
    15,461.40/23,159.70 = 10,212.60/x
  3. Step 3: Cross multiply
    15,461.40x = 23,159.70 × 10,212.60
  4. Step 4: Simplify right side
    15,461.40x = 236,520,752.22
  5. Step 5: Solve for x
    x = 236,520,752.22/15,461.40
  6. Step 6: Final answer
    x = 15,297.50

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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.