Home / 34,088.07-51,128.52-9,130.69

Finding the Fourth Proportional to 34,088.07, 51,128.52 and 9,130.69

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Solution

The fourth proportional to 34,088.07, 51,128.52 and 9,130.69 is: 13,695.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,088.07 : 51,128.52 = 9,130.69 : x
  2. Step 2: Convert to fraction form
    34,088.07/51,128.52 = 9,130.69/x
  3. Step 3: Cross multiply
    34,088.07x = 51,128.52 × 9,130.69
  4. Step 4: Simplify right side
    34,088.07x = 466,838,666.28
  5. Step 5: Solve for x
    x = 466,838,666.28/34,088.07
  6. Step 6: Final answer
    x = 13,695.08

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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.