Home / 47,312.10-70,966.59-19,223.82

Finding the Fourth Proportional to 47,312.10, 70,966.59 and 19,223.82

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Solution

The fourth proportional to 47,312.10, 70,966.59 and 19,223.82 is: 28,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,312.10 : 70,966.59 = 19,223.82 : x
  2. Step 2: Convert to fraction form
    47,312.10/70,966.59 = 19,223.82/x
  3. Step 3: Cross multiply
    47,312.10x = 70,966.59 × 19,223.82
  4. Step 4: Simplify right side
    47,312.10x = 1,364,248,952.17
  5. Step 5: Solve for x
    x = 1,364,248,952.17/47,312.10
  6. Step 6: Final answer
    x = 28,835.10

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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.