Home / 35,492.14-48,987.71-21,342.25

Finding the Fourth Proportional to 35,492.14, 48,987.71 and 21,342.25

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Solution

The fourth proportional to 35,492.14, 48,987.71 and 21,342.25 is: 29,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,492.14 : 48,987.71 = 21,342.25 : x
  2. Step 2: Convert to fraction form
    35,492.14/48,987.71 = 21,342.25/x
  3. Step 3: Cross multiply
    35,492.14x = 48,987.71 × 21,342.25
  4. Step 4: Simplify right side
    35,492.14x = 1,045,507,953.75
  5. Step 5: Solve for x
    x = 1,045,507,953.75/35,492.14
  6. Step 6: Final answer
    x = 29,457.45

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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.