Home / 25,457.16-38,140.56-10,633.46

Finding the Fourth Proportional to 25,457.16, 38,140.56 and 10,633.46

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Solution

The fourth proportional to 25,457.16, 38,140.56 and 10,633.46 is: 15,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.16 : 38,140.56 = 10,633.46 : x
  2. Step 2: Convert to fraction form
    25,457.16/38,140.56 = 10,633.46/x
  3. Step 3: Cross multiply
    25,457.16x = 38,140.56 × 10,633.46
  4. Step 4: Simplify right side
    25,457.16x = 405,565,928.43
  5. Step 5: Solve for x
    x = 405,565,928.43/25,457.16
  6. Step 6: Final answer
    x = 15,931.31

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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.