Home / 34,700.16-47,885.19-19,386.30

Finding the Fourth Proportional to 34,700.16, 47,885.19 and 19,386.30

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Solution

The fourth proportional to 34,700.16, 47,885.19 and 19,386.30 is: 26,752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,700.16 : 47,885.19 = 19,386.30 : x
  2. Step 2: Convert to fraction form
    34,700.16/47,885.19 = 19,386.30/x
  3. Step 3: Cross multiply
    34,700.16x = 47,885.19 × 19,386.30
  4. Step 4: Simplify right side
    34,700.16x = 928,316,658.90
  5. Step 5: Solve for x
    x = 928,316,658.90/34,700.16
  6. Step 6: Final answer
    x = 26,752.52

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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.