Home / 14,726.71-20,312.37-9,054.03

Finding the Fourth Proportional to 14,726.71, 20,312.37 and 9,054.03

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Solution

The fourth proportional to 14,726.71, 20,312.37 and 9,054.03 is: 12,488.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.71 : 20,312.37 = 9,054.03 : x
  2. Step 2: Convert to fraction form
    14,726.71/20,312.37 = 9,054.03/x
  3. Step 3: Cross multiply
    14,726.71x = 20,312.37 × 9,054.03
  4. Step 4: Simplify right side
    14,726.71x = 183,908,769.27
  5. Step 5: Solve for x
    x = 183,908,769.27/14,726.71
  6. Step 6: Final answer
    x = 12,488.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.