Home / 38,678.40-58,017.65-10,598.70

Finding the Fourth Proportional to 38,678.40, 58,017.65 and 10,598.70

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Solution

The fourth proportional to 38,678.40, 58,017.65 and 10,598.70 is: 15,898.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,678.40 : 58,017.65 = 10,598.70 : x
  2. Step 2: Convert to fraction form
    38,678.40/58,017.65 = 10,598.70/x
  3. Step 3: Cross multiply
    38,678.40x = 58,017.65 × 10,598.70
  4. Step 4: Simplify right side
    38,678.40x = 614,911,614.06
  5. Step 5: Solve for x
    x = 614,911,614.06/38,678.40
  6. Step 6: Final answer
    x = 15,898.06

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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.