Home / 30,754.02-46,139.40-9,977.52

Finding the Fourth Proportional to 30,754.02, 46,139.40 and 9,977.52

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Solution

The fourth proportional to 30,754.02, 46,139.40 and 9,977.52 is: 14,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754.02 : 46,139.40 = 9,977.52 : x
  2. Step 2: Convert to fraction form
    30,754.02/46,139.40 = 9,977.52/x
  3. Step 3: Cross multiply
    30,754.02x = 46,139.40 × 9,977.52
  4. Step 4: Simplify right side
    30,754.02x = 460,356,786.29
  5. Step 5: Solve for x
    x = 460,356,786.29/30,754.02
  6. Step 6: Final answer
    x = 14,969.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.