Home / 39,394.50-59,091.63-9,812.36

Finding the Fourth Proportional to 39,394.50, 59,091.63 and 9,812.36

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Solution

The fourth proportional to 39,394.50, 59,091.63 and 9,812.36 is: 14,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.50 : 59,091.63 = 9,812.36 : x
  2. Step 2: Convert to fraction form
    39,394.50/59,091.63 = 9,812.36/x
  3. Step 3: Cross multiply
    39,394.50x = 59,091.63 × 9,812.36
  4. Step 4: Simplify right side
    39,394.50x = 579,828,051.09
  5. Step 5: Solve for x
    x = 579,828,051.09/39,394.50
  6. Step 6: Final answer
    x = 14,718.50

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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.