Home / 14,613.04-21,920.76-4,752.10

Finding the Fourth Proportional to 14,613.04, 21,920.76 and 4,752.10

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Solution

The fourth proportional to 14,613.04, 21,920.76 and 4,752.10 is: 7,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613.04 : 21,920.76 = 4,752.10 : x
  2. Step 2: Convert to fraction form
    14,613.04/21,920.76 = 4,752.10/x
  3. Step 3: Cross multiply
    14,613.04x = 21,920.76 × 4,752.10
  4. Step 4: Simplify right side
    14,613.04x = 104,169,643.60
  5. Step 5: Solve for x
    x = 104,169,643.60/14,613.04
  6. Step 6: Final answer
    x = 7,128.54

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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.