Home / 13,024.18-17,973.70-7,985.48

Finding the Fourth Proportional to 13,024.18, 17,973.70 and 7,985.48

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Solution

The fourth proportional to 13,024.18, 17,973.70 and 7,985.48 is: 11,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,024.18 : 17,973.70 = 7,985.48 : x
  2. Step 2: Convert to fraction form
    13,024.18/17,973.70 = 7,985.48/x
  3. Step 3: Cross multiply
    13,024.18x = 17,973.70 × 7,985.48
  4. Step 4: Simplify right side
    13,024.18x = 143,528,492.08
  5. Step 5: Solve for x
    x = 143,528,492.08/13,024.18
  6. Step 6: Final answer
    x = 11,020.16

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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.