Home / 53,018.10-79,527.15-48,006.90

Finding the Fourth Proportional to 53,018.10, 79,527.15 and 48,006.90

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Solution

The fourth proportional to 53,018.10, 79,527.15 and 48,006.90 is: 72,010.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.10 : 79,527.15 = 48,006.90 : x
  2. Step 2: Convert to fraction form
    53,018.10/79,527.15 = 48,006.90/x
  3. Step 3: Cross multiply
    53,018.10x = 79,527.15 × 48,006.90
  4. Step 4: Simplify right side
    53,018.10x = 3,817,851,937.34
  5. Step 5: Solve for x
    x = 3,817,851,937.34/53,018.10
  6. Step 6: Final answer
    x = 72,010.35

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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.