Home / 12,045.03-18,070.29-6,498.27

Finding the Fourth Proportional to 12,045.03, 18,070.29 and 6,498.27

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Solution

The fourth proportional to 12,045.03, 18,070.29 and 6,498.27 is: 9,748.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,045.03 : 18,070.29 = 6,498.27 : x
  2. Step 2: Convert to fraction form
    12,045.03/18,070.29 = 6,498.27/x
  3. Step 3: Cross multiply
    12,045.03x = 18,070.29 × 6,498.27
  4. Step 4: Simplify right side
    12,045.03x = 117,425,623.40
  5. Step 5: Solve for x
    x = 117,425,623.40/12,045.03
  6. Step 6: Final answer
    x = 9,748.89

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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.