Home / 13,798.48-19,042.02-7,510.84

Finding the Fourth Proportional to 13,798.48, 19,042.02 and 7,510.84

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Solution

The fourth proportional to 13,798.48, 19,042.02 and 7,510.84 is: 10,365.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.48 : 19,042.02 = 7,510.84 : x
  2. Step 2: Convert to fraction form
    13,798.48/19,042.02 = 7,510.84/x
  3. Step 3: Cross multiply
    13,798.48x = 19,042.02 × 7,510.84
  4. Step 4: Simplify right side
    13,798.48x = 143,021,565.50
  5. Step 5: Solve for x
    x = 143,021,565.50/13,798.48
  6. Step 6: Final answer
    x = 10,365.02

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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.