Home / 39,602.84-59,405.16-13,307.81

Finding the Fourth Proportional to 39,602.84, 59,405.16 and 13,307.81

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Solution

The fourth proportional to 39,602.84, 59,405.16 and 13,307.81 is: 19,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,602.84 : 59,405.16 = 13,307.81 : x
  2. Step 2: Convert to fraction form
    39,602.84/59,405.16 = 13,307.81/x
  3. Step 3: Cross multiply
    39,602.84x = 59,405.16 × 13,307.81
  4. Step 4: Simplify right side
    39,602.84x = 790,552,335.18
  5. Step 5: Solve for x
    x = 790,552,335.18/39,602.84
  6. Step 6: Final answer
    x = 19,962.01

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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.