Home / 25,931.02-35,781.86-14,599.66

Finding the Fourth Proportional to 25,931.02, 35,781.86 and 14,599.66

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Solution

The fourth proportional to 25,931.02, 35,781.86 and 14,599.66 is: 20,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.02 : 35,781.86 = 14,599.66 : x
  2. Step 2: Convert to fraction form
    25,931.02/35,781.86 = 14,599.66/x
  3. Step 3: Cross multiply
    25,931.02x = 35,781.86 × 14,599.66
  4. Step 4: Simplify right side
    25,931.02x = 522,402,990.17
  5. Step 5: Solve for x
    x = 522,402,990.17/25,931.02
  6. Step 6: Final answer
    x = 20,145.87

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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.