Home / 23,570.96-32,528.70-12,961.40

Finding the Fourth Proportional to 23,570.96, 32,528.70 and 12,961.40

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Solution

The fourth proportional to 23,570.96, 32,528.70 and 12,961.40 is: 17,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,570.96 : 32,528.70 = 12,961.40 : x
  2. Step 2: Convert to fraction form
    23,570.96/32,528.70 = 12,961.40/x
  3. Step 3: Cross multiply
    23,570.96x = 32,528.70 × 12,961.40
  4. Step 4: Simplify right side
    23,570.96x = 421,617,492.18
  5. Step 5: Solve for x
    x = 421,617,492.18/23,570.96
  6. Step 6: Final answer
    x = 17,887.16

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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.