Home / 17,985.15-24,818.34-10,430.88

Finding the Fourth Proportional to 17,985.15, 24,818.34 and 10,430.88

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Solution

The fourth proportional to 17,985.15, 24,818.34 and 10,430.88 is: 14,393.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.15 : 24,818.34 = 10,430.88 : x
  2. Step 2: Convert to fraction form
    17,985.15/24,818.34 = 10,430.88/x
  3. Step 3: Cross multiply
    17,985.15x = 24,818.34 × 10,430.88
  4. Step 4: Simplify right side
    17,985.15x = 258,877,126.34
  5. Step 5: Solve for x
    x = 258,877,126.34/17,985.15
  6. Step 6: Final answer
    x = 14,393.94

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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.