Home / 25,602.74-35,332.54-14,991.38

Finding the Fourth Proportional to 25,602.74, 35,332.54 and 14,991.38

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Solution

The fourth proportional to 25,602.74, 35,332.54 and 14,991.38 is: 20,688.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602.74 : 35,332.54 = 14,991.38 : x
  2. Step 2: Convert to fraction form
    25,602.74/35,332.54 = 14,991.38/x
  3. Step 3: Cross multiply
    25,602.74x = 35,332.54 × 14,991.38
  4. Step 4: Simplify right side
    25,602.74x = 529,683,533.51
  5. Step 5: Solve for x
    x = 529,683,533.51/25,602.74
  6. Step 6: Final answer
    x = 20,688.55

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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.