Home / 47,119.08-70,678.56-12,058.74

Finding the Fourth Proportional to 47,119.08, 70,678.56 and 12,058.74

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Solution

The fourth proportional to 47,119.08, 70,678.56 and 12,058.74 is: 18,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,119.08 : 70,678.56 = 12,058.74 : x
  2. Step 2: Convert to fraction form
    47,119.08/70,678.56 = 12,058.74/x
  3. Step 3: Cross multiply
    47,119.08x = 70,678.56 × 12,058.74
  4. Step 4: Simplify right side
    47,119.08x = 852,294,378.61
  5. Step 5: Solve for x
    x = 852,294,378.61/47,119.08
  6. Step 6: Final answer
    x = 18,088.09

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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.