Home / 14,668.60-22,017.30-7,281.40

Finding the Fourth Proportional to 14,668.60, 22,017.30 and 7,281.40

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Solution

The fourth proportional to 14,668.60, 22,017.30 and 7,281.40 is: 10,929.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.60 : 22,017.30 = 7,281.40 : x
  2. Step 2: Convert to fraction form
    14,668.60/22,017.30 = 7,281.40/x
  3. Step 3: Cross multiply
    14,668.60x = 22,017.30 × 7,281.40
  4. Step 4: Simplify right side
    14,668.60x = 160,316,768.22
  5. Step 5: Solve for x
    x = 160,316,768.22/14,668.60
  6. Step 6: Final answer
    x = 10,929.25

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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.