Home / 14,430.07-21,645.24-4,569.40

Finding the Fourth Proportional to 14,430.07, 21,645.24 and 4,569.40

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Solution

The fourth proportional to 14,430.07, 21,645.24 and 4,569.40 is: 6,854.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.07 : 21,645.24 = 4,569.40 : x
  2. Step 2: Convert to fraction form
    14,430.07/21,645.24 = 4,569.40/x
  3. Step 3: Cross multiply
    14,430.07x = 21,645.24 × 4,569.40
  4. Step 4: Simplify right side
    14,430.07x = 98,905,759.66
  5. Step 5: Solve for x
    x = 98,905,759.66/14,430.07
  6. Step 6: Final answer
    x = 6,854.14

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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.