Home / 35,457.40-53,186.10-29,115.10

Finding the Fourth Proportional to 35,457.40, 53,186.10 and 29,115.10

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Solution

The fourth proportional to 35,457.40, 53,186.10 and 29,115.10 is: 43,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457.40 : 53,186.10 = 29,115.10 : x
  2. Step 2: Convert to fraction form
    35,457.40/53,186.10 = 29,115.10/x
  3. Step 3: Cross multiply
    35,457.40x = 53,186.10 × 29,115.10
  4. Step 4: Simplify right side
    35,457.40x = 1,548,518,620.11
  5. Step 5: Solve for x
    x = 1,548,518,620.11/35,457.40
  6. Step 6: Final answer
    x = 43,672.65

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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.