Home / 39,088.98-58,642.58-12,792.13

Finding the Fourth Proportional to 39,088.98, 58,642.58 and 12,792.13

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Solution

The fourth proportional to 39,088.98, 58,642.58 and 12,792.13 is: 19,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,088.98 : 58,642.58 = 12,792.13 : x
  2. Step 2: Convert to fraction form
    39,088.98/58,642.58 = 12,792.13/x
  3. Step 3: Cross multiply
    39,088.98x = 58,642.58 × 12,792.13
  4. Step 4: Simplify right side
    39,088.98x = 750,163,392.27
  5. Step 5: Solve for x
    x = 750,163,392.27/39,088.98
  6. Step 6: Final answer
    x = 19,191.17

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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.