Home / 14,160.48-21,220.56-10,433.40

Finding the Fourth Proportional to 14,160.48, 21,220.56 and 10,433.40

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Solution

The fourth proportional to 14,160.48, 21,220.56 and 10,433.40 is: 15,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.48 : 21,220.56 = 10,433.40 : x
  2. Step 2: Convert to fraction form
    14,160.48/21,220.56 = 10,433.40/x
  3. Step 3: Cross multiply
    14,160.48x = 21,220.56 × 10,433.40
  4. Step 4: Simplify right side
    14,160.48x = 221,402,590.70
  5. Step 5: Solve for x
    x = 221,402,590.70/14,160.48
  6. Step 6: Final answer
    x = 15,635.25

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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.