Home / 32,800.10-45,260.40-18,457.16

Finding the Fourth Proportional to 32,800.10, 45,260.40 and 18,457.16

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Solution

The fourth proportional to 32,800.10, 45,260.40 and 18,457.16 is: 25,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,800.10 : 45,260.40 = 18,457.16 : x
  2. Step 2: Convert to fraction form
    32,800.10/45,260.40 = 18,457.16/x
  3. Step 3: Cross multiply
    32,800.10x = 45,260.40 × 18,457.16
  4. Step 4: Simplify right side
    32,800.10x = 835,378,444.46
  5. Step 5: Solve for x
    x = 835,378,444.46/32,800.10
  6. Step 6: Final answer
    x = 25,468.78

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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.