Home / 25,313-34,931.58-14,708.60

Finding the Fourth Proportional to 25,313, 34,931.58 and 14,708.60

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Solution

The fourth proportional to 25,313, 34,931.58 and 14,708.60 is: 20,297.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313 : 34,931.58 = 14,708.60 : x
  2. Step 2: Convert to fraction form
    25,313/34,931.58 = 14,708.60/x
  3. Step 3: Cross multiply
    25,313x = 34,931.58 × 14,708.60
  4. Step 4: Simplify right side
    25,313x = 513,794,637.59
  5. Step 5: Solve for x
    x = 513,794,637.59/25,313
  6. Step 6: Final answer
    x = 20,297.66

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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.