Home / 14,004.07-21,009.69-4,646.71

Finding the Fourth Proportional to 14,004.07, 21,009.69 and 4,646.71

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Solution

The fourth proportional to 14,004.07, 21,009.69 and 4,646.71 is: 6,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.07 : 21,009.69 = 4,646.71 : x
  2. Step 2: Convert to fraction form
    14,004.07/21,009.69 = 4,646.71/x
  3. Step 3: Cross multiply
    14,004.07x = 21,009.69 × 4,646.71
  4. Step 4: Simplify right side
    14,004.07x = 97,625,831.57
  5. Step 5: Solve for x
    x = 97,625,831.57/14,004.07
  6. Step 6: Final answer
    x = 6,971.25

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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.