Home / 28,287.02-39,027.29-16,346.00

Finding the Fourth Proportional to 28,287.02, 39,027.29 and 16,346.00

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Solution

The fourth proportional to 28,287.02, 39,027.29 and 16,346.00 is: 22,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,287.02 : 39,027.29 = 16,346.00 : x
  2. Step 2: Convert to fraction form
    28,287.02/39,027.29 = 16,346.00/x
  3. Step 3: Cross multiply
    28,287.02x = 39,027.29 × 16,346.00
  4. Step 4: Simplify right side
    28,287.02x = 637,939,928.07
  5. Step 5: Solve for x
    x = 637,939,928.07/28,287.02
  6. Step 6: Final answer
    x = 22,552.39

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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.