Home / 53,048.07-79,573.02-17,988.63

Finding the Fourth Proportional to 53,048.07, 79,573.02 and 17,988.63

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Solution

The fourth proportional to 53,048.07, 79,573.02 and 17,988.63 is: 26,983.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,048.07 : 79,573.02 = 17,988.63 : x
  2. Step 2: Convert to fraction form
    53,048.07/79,573.02 = 17,988.63/x
  3. Step 3: Cross multiply
    53,048.07x = 79,573.02 × 17,988.63
  4. Step 4: Simplify right side
    53,048.07x = 1,431,409,614.76
  5. Step 5: Solve for x
    x = 1,431,409,614.76/53,048.07
  6. Step 6: Final answer
    x = 26,983.26

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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.