Home / 25,699.02-35,464.95-15,088.86

Finding the Fourth Proportional to 25,699.02, 35,464.95 and 15,088.86

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Solution

The fourth proportional to 25,699.02, 35,464.95 and 15,088.86 is: 20,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.02 : 35,464.95 = 15,088.86 : x
  2. Step 2: Convert to fraction form
    25,699.02/35,464.95 = 15,088.86/x
  3. Step 3: Cross multiply
    25,699.02x = 35,464.95 × 15,088.86
  4. Step 4: Simplify right side
    25,699.02x = 535,125,665.46
  5. Step 5: Solve for x
    x = 535,125,665.46/25,699.02
  6. Step 6: Final answer
    x = 20,822.80

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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.