Home / 14,135.54-19,457.08-12,461.27

Finding the Fourth Proportional to 14,135.54, 19,457.08 and 12,461.27

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Solution

The fourth proportional to 14,135.54, 19,457.08 and 12,461.27 is: 17,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135.54 : 19,457.08 = 12,461.27 : x
  2. Step 2: Convert to fraction form
    14,135.54/19,457.08 = 12,461.27/x
  3. Step 3: Cross multiply
    14,135.54x = 19,457.08 × 12,461.27
  4. Step 4: Simplify right side
    14,135.54x = 242,459,798.85
  5. Step 5: Solve for x
    x = 242,459,798.85/14,135.54
  6. Step 6: Final answer
    x = 17,152.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.