Home / 25,527.36-35,228.58-15,457.68

Finding the Fourth Proportional to 25,527.36, 35,228.58 and 15,457.68

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Solution

The fourth proportional to 25,527.36, 35,228.58 and 15,457.68 is: 21,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527.36 : 35,228.58 = 15,457.68 : x
  2. Step 2: Convert to fraction form
    25,527.36/35,228.58 = 15,457.68/x
  3. Step 3: Cross multiply
    25,527.36x = 35,228.58 × 15,457.68
  4. Step 4: Simplify right side
    25,527.36x = 544,552,116.49
  5. Step 5: Solve for x
    x = 544,552,116.49/25,527.36
  6. Step 6: Final answer
    x = 21,332.10

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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.