Home / 15,887.48-21,925.04-9,514.36

Finding the Fourth Proportional to 15,887.48, 21,925.04 and 9,514.36

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Solution

The fourth proportional to 15,887.48, 21,925.04 and 9,514.36 is: 13,130.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.48 : 21,925.04 = 9,514.36 : x
  2. Step 2: Convert to fraction form
    15,887.48/21,925.04 = 9,514.36/x
  3. Step 3: Cross multiply
    15,887.48x = 21,925.04 × 9,514.36
  4. Step 4: Simplify right side
    15,887.48x = 208,602,723.57
  5. Step 5: Solve for x
    x = 208,602,723.57/15,887.48
  6. Step 6: Final answer
    x = 13,130.01

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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.