Home / 13,088.16-19,637.44-4,768.74

Finding the Fourth Proportional to 13,088.16, 19,637.44 and 4,768.74

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Solution

The fourth proportional to 13,088.16, 19,637.44 and 4,768.74 is: 7,155.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.16 : 19,637.44 = 4,768.74 : x
  2. Step 2: Convert to fraction form
    13,088.16/19,637.44 = 4,768.74/x
  3. Step 3: Cross multiply
    13,088.16x = 19,637.44 × 4,768.74
  4. Step 4: Simplify right side
    13,088.16x = 93,645,845.63
  5. Step 5: Solve for x
    x = 93,645,845.63/13,088.16
  6. Step 6: Final answer
    x = 7,155.00

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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.