Home / 14,430.71-21,645.83-4,569.98

Finding the Fourth Proportional to 14,430.71, 21,645.83 and 4,569.98

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Solution

The fourth proportional to 14,430.71, 21,645.83 and 4,569.98 is: 6,854.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.71 : 21,645.83 = 4,569.98 : x
  2. Step 2: Convert to fraction form
    14,430.71/21,645.83 = 4,569.98/x
  3. Step 3: Cross multiply
    14,430.71x = 21,645.83 × 4,569.98
  4. Step 4: Simplify right side
    14,430.71x = 98,920,913.38
  5. Step 5: Solve for x
    x = 98,920,913.38/14,430.71
  6. Step 6: Final answer
    x = 6,854.89

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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.