Home / 14,931.74-20,607.70-9,641.93

Finding the Fourth Proportional to 14,931.74, 20,607.70 and 9,641.93

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Solution

The fourth proportional to 14,931.74, 20,607.70 and 9,641.93 is: 13,307.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.74 : 20,607.70 = 9,641.93 : x
  2. Step 2: Convert to fraction form
    14,931.74/20,607.70 = 9,641.93/x
  3. Step 3: Cross multiply
    14,931.74x = 20,607.70 × 9,641.93
  4. Step 4: Simplify right side
    14,931.74x = 198,698,000.86
  5. Step 5: Solve for x
    x = 198,698,000.86/14,931.74
  6. Step 6: Final answer
    x = 13,307.09

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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.