Home / 14,364.90-21,547.35-12,068.55

Finding the Fourth Proportional to 14,364.90, 21,547.35 and 12,068.55

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Solution

The fourth proportional to 14,364.90, 21,547.35 and 12,068.55 is: 18,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364.90 : 21,547.35 = 12,068.55 : x
  2. Step 2: Convert to fraction form
    14,364.90/21,547.35 = 12,068.55/x
  3. Step 3: Cross multiply
    14,364.90x = 21,547.35 × 12,068.55
  4. Step 4: Simplify right side
    14,364.90x = 260,045,270.84
  5. Step 5: Solve for x
    x = 260,045,270.84/14,364.90
  6. Step 6: Final answer
    x = 18,102.83

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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.