Home / 39,509.02-59,254.75-11,422.95

Finding the Fourth Proportional to 39,509.02, 59,254.75 and 11,422.95

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Solution

The fourth proportional to 39,509.02, 59,254.75 and 11,422.95 is: 17,131.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,509.02 : 59,254.75 = 11,422.95 : x
  2. Step 2: Convert to fraction form
    39,509.02/59,254.75 = 11,422.95/x
  3. Step 3: Cross multiply
    39,509.02x = 59,254.75 × 11,422.95
  4. Step 4: Simplify right side
    39,509.02x = 676,864,046.51
  5. Step 5: Solve for x
    x = 676,864,046.51/39,509.02
  6. Step 6: Final answer
    x = 17,131.89

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1.5x scale

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.