Home / 14,897.10-22,345.65-12,491.40

Finding the Fourth Proportional to 14,897.10, 22,345.65 and 12,491.40

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Solution

The fourth proportional to 14,897.10, 22,345.65 and 12,491.40 is: 18,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.10 : 22,345.65 = 12,491.40 : x
  2. Step 2: Convert to fraction form
    14,897.10/22,345.65 = 12,491.40/x
  3. Step 3: Cross multiply
    14,897.10x = 22,345.65 × 12,491.40
  4. Step 4: Simplify right side
    14,897.10x = 279,128,452.41
  5. Step 5: Solve for x
    x = 279,128,452.41/14,897.10
  6. Step 6: Final answer
    x = 18,737.10

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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.